• Events
  • New: you can Wikidata-related events in the calendar of Wikimedia Space
  • Upcoming: next Wikidata office hour, January 22nd, 18:00 (UTC+1), on the Wikidata Telegram channel
  • Upcoming: Wikidata workshop in Grenoble, France, January 16th

• Tool of the week
  • Resolver allows you to quickly find an item based on a property+value string pair. It is especially useful for checking whether an external identifier such as a VIAF ID (P214) or Getty AAT ID (P1014) is already in use in Wikidata.

• Did you know?
  • Newest properties:
    • General datatypes: copyright status as a creator, serving temperature, egg incubation period, member of military unit
    • External identifiers: ZX81 Collection publisher ID, ZX81 Collection ID, DAF ID, Computer Emuzone game ID, console music history ID, Czech cohesion region ID, Czech territorial region ID, deviantArt person ID, EEPS ID, garaph.info game ID, garaph.info group ID, IDFA film ID, Lithuanian Football Encyclopedia player ID, Microworld ID, Mille Anni di Scienza in Italia ID, Movie Walker person ID, Natural Product Atlas ID, NES Cart Database ID, NIPS Proceedings author ID, Nomenclature for Museum Cataloging, Nonfiction ID, portable music history ID, Prague territorial district ID, Projekt Gutenberg-DE ID, PS photographer ID, ScreenScraper company ID, ScreenScraper game ID, ScreenScraper platform ID, SPIE profile ID, The Video Games Museum system ID, Tubi movie ID, Tubi series ID, VBProfiles person ID, Archives Portal Europe ID, DES ID, Bob ID, Australian National Maritime Museum object ID, Australian National Maritime Museum person ID, PersonalData.IO ID, Atlas Obscura identifier, The Digital Local Culture Encyclopedia of Korea ID, The Good Old Days ID, RationalWiki ID, SSNE person ID, AdoroCinema film ID, Museum of Modern Art exhibition ID
  • New property proposals to review:
    • General datatypes: literary form, HASC, Stairway To Hell ID, number of reviews or ratings, armament used, equipment used
    • External identifiers: bauhaus.community, LaunchBox Games Database game ID, OpenBibArt ID, LaunchBox Games Database developer ID, Saregama artist ID, openSUSE package, LaunchBox Games Database publisher ID, Orthodox Wiki ID, Wien Geschichte Wiki ID, What is the Apple IIGS? ID, BookBrainz work ID, NMVW id, David Wojnarowicz Knowledge Base ID, FandangoNow ID, CPCWiki ID, Sarvavijnanakosam ID, Punjabipedia ID, Open Churches ID, Apple IIGS France ID
  • Query examples:
    • Horses sorted by age of death (source)
    • Affiliates of the USA organization Peace Action (source)
    • 100 random paintings related to Haarlem (source)
    • Timeline of adaptations of Little Women and actresses who played Jo's character (source)
    • Indian people whose work is entering public domain in 2020 (source)

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Events
  • Registration for the Wikimedia Hackathon in Tirana (May 9-11) opened
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: getting started in Wikidata, labels, and aliases, 14 January. Agenda

• Press, articles, blog posts
  • Report of Wiki Techstorm 2019 by Jsamwrites
  • Aberdeen Plaques – Part Two: Visualisations, calculations, and analysis using wikidata by Ian Watt
  • Overview of Wikidata gadgets and user scripts - slides from LD4 Wikidata Affinity Group Meetings
  • Wikipedia Rolls Out Our Research on Providing Semantic Information for Mathematical Formulae - this feature uses Wikidata

• Tool of the week
  • Tabernacle creates a tabular view of a set of data items from a SPARQL query, PagePile list, or manual list of items. You can select which languages and properties to display. The tool lets you drag-and-drop statements from one item to another, and manually add or edit statements without leaving the page. Tabernacle is great for harmonizing a set of related items or identifying items that need their labels and descriptions translated.

• Other Noteworthy Stuff
  • You can test a new feature highlighting mismatched references
  • The next Weekly Summary (January 20) will be the issue #400. Please help us collecting interesting Wikidata-related facts around the number 400!

• Did you know?
  • Newest properties:
    • General datatypes: exonerated of, Commons category for ship name, heading, filename in archive
    • External identifiers: Russian PFL player ID, J-GLOBAL ID, LaunchBox Games Database developer ID, LaunchBox Games Database game ID, Époques ID, openSUSE package, Ten-Bruggencatenummer, DLE RAE ID, NTIS accession number, PubAg ID, Games Database developer ID
  • New property proposals to review:
    • General datatypes: Beta Masaheft ID, ordered by, university of the third age, period of lactation, position, grape variety, merged into, distribution map of taxon
    • External identifiers: Ogólnopolska Baza Kolejowa - stacja ID, Livelib.ru person ID, ScummVM wiki ID, Instituto Moreira Salles ID, Arcade PCB database game ID, Cambridge Encyclopedia of Anthropology ID, eu-football team ID, Museen in OÖ ID, Voetbal International player ID, Museums in Salzburg (AT) ID, C64.COM ID, Museen in Burgenland (AT) ID, FlashScore.com team ID, Soccerdonna team ID, c64games.de ID, Museums in Austria Code, Canmore thesaurus ID, The Cutting Room Floor ID, NPDRIM record ID, EFIS person ID, coinop.org game ID, EFIS film ID, EFIS filmmaker ID, EFIS film festival ID, WeChangEd ID, marterl.at ID
  • Query examples:
    • Locations depicted on album covers
    • Forts and heritage-scheduled sections of the Antonine Wall in Scotland (source)
    • Number of Lexemes including recordings from Lingua Libre by language (source)

• Development
  • More work on finishing the migration of wb_terms table
  • Don’t check constraints on “Wikidata property example for media” statements (phab:T227865)
  • Warn users that they're not nogged-in before performing restore or undo (phab:T234430, thanks to Matěj Suchánek)
  • Remove edit link from Special:NewPages if page is not directly editable (phab:T240561, thanks to Matěj Suchánek)
  • Introduce MwEraParser and improve i18n of dates BCE (phab:T140541, thanks to Matěj Suchánek)
  • Bridge: show error dialog if the user isn't allowed to edit Wikidata (phab:T235154)
  • Bridge: ask the user if the change is a fix or an update (phab:T237333)
  • Enabled tainted references on test.wikidata.org

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Events
  • Past: Wikidata OpenRefine Workshop in Praag (Q1085)
  • Upcoming: next Wikidata office hour, January 22nd, at 17:00 UTC (18:00 UTC+1), on the Wikidata Telegram channel. Topics: presenting the roadmap for 2020 and some news from the development team

• Tool of the week
  • The Wikidata Card Game Generator generates printable cards based on a topic (eg chemical elements) and some statements of the item.

• Other Noteworthy Stuff
  • New gadget added to Preferences, "Show UnpatrolledEdits" (see discussion): it shows if the last edit to the item has not been patrolled
  • Pywikibot deprecates Python 2 support. Any scripts running via Python 2 should be migrated soon, see more at
  • The next Weekly Summary (January 27) will be the issue #400. Please help us collecting interesting Wikidata-related facts around the number 400!

• Did you know?
  • Newest properties:
    • General datatypes: none
    • External identifiers: National September 11 Memorial ID, BeWeb person ID, BeWeb entity ID, BeWeb family ID, Apple IIGS France ID, bauhaus.community ID, CEEB K-12 school code, D-MSX ID, Decine21 person ID, dovidka.com.ua person ID, Games Database publisher ID, Games Database system ID, ICD-11 (foundation), kino-teatr.ru person ID, LaunchBox Games Database platform ID, LaunchBox Games Database publisher ID, Macintosh Garden game ID, Macintosh Repository ID, Open Churches ID, OpenBibArt ID, textove.com artist ID, textove.com song ID, Electronic library Ukrainica ID, article in French Vikidia, OrthodoxWiki ID (English), Punjabipedia ID, Sarvavijnanakosam ID, article in Italian Vikidia, BookBrainz work ID, CPCWiki ID, UCUM code, VGMPF ID, article in Spanish Vikidia, What is the Apple IIGS? ID, article in English Vikidia, LiverTox ID, NMVW id, article in Basque Vikidia, Authenticus ID, Instituto Moreira Salles ID, Livelib.ru person ID, Nederlands Fotomuseum photographer ID, Polish Nationwide Railway Database - station ID, Saregama artist ID, ScummVM wiki ID, article in Armenian Vikidia, Vienna History Wiki ID, article in German Vikidia, Joconde object type ID, MarketScreener business leaders ID, Beta maṣāḥǝft ID, DigitaltMuseum ID, Frick Art Reference Library artist file ID, Panoptikum podcast episode ID, Joconde location ID, Identifier for a resource held by the Smithsonian Institution
  • New property proposals to review:
    • General datatypes: local to a language context, category for files created with program, Used with verb, Commons postcards category, Indonesian intangible cultural heritage, IP address or range, Commons map category V2, necessary property for class, 8-bits ID
    • External identifiers: CoBiS author ID, The Cover Project game ID, Analysis & Policy Observatory node ID, Analysis & Policy Observatory term ID, Swedish School Registry ID, Eurogamer ID, VR GameCritic ID, GameStar ID, Media Art Database ID, IGCD game ID, GameTDB game ID, identifier HAL for article, Diccionari del cinema a Catalunya ID, VGMRips composer ID, Historical Marker Database ID
  • Query examples:
    • Contributors to Jacob Heyblocqs vriendenboek and their occupations (source)
    • Number of Co-Authors by Country using ORCID to identify the "searched author" (source)

• Development
  • More work on wb_terms table migration: information about property terms is no longer updated and removed from wb_terms table.
  • Add "wikibase-statementsection-identifiers i18n message key to Wikibase (phab:T240356)
  • Stop using $wgUser in Wikibase (phab:T241947)
  • Document possible configuration options for Wikibase Repository and Wikibase Client installations (phab:T165973)
  • Document Wikibase Usage Aspects (phab:T236772)
  • Document Wikibase tables (phab:T124603)
  • Wikidata Bridge: add the RadioButton to the component library (phab:T239799)
  • Showing error dialogs if users can’t edit on the repo wiki (phab:T235154)
  • Tainted references: work on keeping the warning visible when users cancel an edit

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Welcome to the 400th Weekly Summary! Here are some interesting Wikidata facts or queries collected by the community and related to the number 400:
  • Item #400 is Jenna Jameson; Property #400 is platform (software), and Lexeme #400 is "vierhonderd" - Dutch for "four hundred". The QID for the natural number 400 is Q1535396. The QID for the year 400 is Q25621.
  • The page ID 400 is Ludwig van Beethoven; the Wikidata page version ID 400 was a version of printer.
  • The Greek philosopher Hypatia, one of the first women scientists, became head of the Neo-Platonist school at Alexandria, in 400 AD. We include her here in tribute to those working to reduce Wikidata's gender gap.
  • Wikimedia Commons has 627 images taken with the Canon PowerShot A400 - you can see one on baritone saxophone.
  • Map of things at an altitude of 400 m.
  • Map of places with a population of 400 ± 5 (yellow) graduating to 400 ± 0 (red).
  • From this query, Wikidata knows of 21 theatres, 15 cinemas, 11 sports venues, 11 event venues, and 9 ships having a maximum capacity of 400.
  • Image grid of taxa with a highest observed lifespan of at least 400 years.
  • Image grid of items with a mass of 400 kilograms and image grid of items with a mass of 400 grams.
  • List of 400m distance sports events.
  • 400 Ducrosa is a main-belt asteroid named after J. Ducros.
  • List of items with an external ID equal to 400.
  • Last but not least, 400 dahlias for Léa, Lydia and the other contributors to this list!

• Events
  • Past: Wikidata office hour on Telegram, January 22nd. Notes of the meeting
  • Upcoming: WikiTuesday / Wikidata Talks Meetup in Istambul, Turkey, January 28th
  • Upcoming: online meeting dedicated to organizers of Wikidata's 8th birthday, January 29th

• Tool of the week
  • Duplicate Item copies the current item (without descriptions or sitelinks) to a new item. This tool is useful for splitting items and for making sets of similar items. Recommended for experienced users.

• Other Noteworthy Stuff
  • New development roadmap for Wikidata and Wikibase for 2020
  • OpenRefine usage survey 2020
  • Wikidata has an entry in Google's new data search tool

• Did you know?
  • Newest properties:
    • General datatypes: attested as, category for files created with program, period of lactation, aperture
    • External identifiers: C64.COM ID, c64games.de ID, eu-football.info team ID, museum in Salzburg (AT) ID, fyyd podcast episode ID, Upper Austria Museum ID, WorldCat Identities ID, word in DEJ of RAE ID, HAL article ID
  • New property proposals to review:
    • General datatypes: LiverTox Likelihood Score, dean, stated age in source, US Bureau of Prisons Register Number, located in the constituency, motherboard, WMF short URL, Recognition, recognized by, not recognized by, jurisdiction status, supported metadata, expansion, historic first, number of pins, number of pin positions, catalogue raisonné, Dose, value group number, external georeferencer URL, axis, Voting system, image revision-id, region within image, georeferencing data, based on tabular data, Number of active electronic terminals, associated with, translated title, position in sequence, Attribution text, food energy, madhhab, Maximum number of playable characters, Main deity, electron configuration, capital social, gained territory from, key col of, religion or world view, CMF identifier, masculine form, feminine form, menu items, food composition, IP address or range, featured in, lighting, general law, territorial entity ranking context, references, mentions named entity, hardiness
    • External identifiers: NASA active astronaut ID, VGMRips company ID, DSSTOX compound identifier, Roglo person ID, VGMRips system ID, Museu de Memes ID, Nobel API ID, VideoGamer.com game ID, Canmore object-type ID, Canmore maritime-type ID, GameRevolution game ID, TrueAchievements game ID, PARADISEC Catalog, ELAR ID, ChemSynthesis ID, Whaling History ID, ft.dk politician identifier, Ciência ID, 7digital United Kingdom artist ID, Ident.Nr., GoodRx, part number, Faculté des sciences de Nancy ID, MIC, UEFA referee ID, name-suggestion-index identifier, TrueAchievements series ID, Bollywood Hungama ID 2, Gamekult game ID
  • Query examples:
    • The results of the Australian Triple J Hottest 100, 2019 music voting poll were published on 25 January 2019. See the results with associated music videos to watch.
    • Map of destinations from Wuhan Tianhe International Airport
    • 50 philosophers for which DBpedia and Wikidata state different date of birth (source)

• Development
  • More work on wb_terms migration
  • Units support for quantity datatype (phab:T239474)
  • Fix the link to rawgraphs.io from WDQS (phab:T222257)
  • More work on showing messages related to permissions on the Wikidata Bridge
  • Tainted references: fix minor alignment issues (phab:T243269, phab:T242212)
  • Add a "remove warning" button to confirm a correct reference (phab:T234789)
  • Preparing the ground for a unified component library for the Wikidata UI

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Open request for adminship: Mike Peel

• Events
  • Past: Wikidata in Social Science Classroom - Workshop, Dubai, January 21st
  • Upcoming: Wikibase Community User Group online meeting (date to be decided, you can vote here)
  • Upcoming: OSM TW x Wikidata Taiwan meetup, February 10th, Taipei

• Press, articles, blog posts
  • A newbie's guide to querying Wikidata, by Mark Needham

• Tool of the week
  • VizQuery allows you to use the Wikidata Query Service without having to know SPARQL. Simply use a couple of autocomplete input boxes and you can do most basic queries.

• Other Noteworthy Stuff
  • Bruno and Denny present how to use Lexical Masks in ShEx to validate lexemes, including a first set of example schemata. They also invite everyone to work on more languages, and will keep adding more ShEx schema over time.
  • 2020 report on Property constraints by user:Abián
  • Wikimedia Hackathon in Tirana: scholarship requests and registration for people needing visa support are open until February 9th.
  • Mismatched reference: first version to be deployed this week
  • OpenRefine 3.3 was released

• Did you know?
  • Newest properties:
    • General datatypes: category for maps, number of reviews/ratings, merged into, 8-bits.info ID
    • External identifiers: CoBiS author ID, marterl.at ID, NPDRIM record ID, Analysis & Policy Observatory node ID, Analysis & Policy Observatory term ID, PCBdB game ID, Diccionari del cinema a Catalunya ID, EFIS film festival ID, EFIS person ID, Eurogamer ID, FlashScore.com team ID, GameStar ID, Soccerdonna team ID, The Video Games Museum game ID, Voetbal International player ID, Games Database game ID, ft.dk politician identifier, Historical Marker Database ID, Joconde Inscription ID, Joconde time period ID, Media Art Database ID, Cambridge Encyclopedia of Anthropology ID, EFIS filmfirm ID, EFIS film ID, Ciência ID, Swedish School Registry ID, Whaling History ID
  • New property proposals to review:
    • General datatypes: hierarchy switch, Wikipedia infobox field, ontological level of Wikidata item, status of mortal remains, TheTVDB person ID, fails compliance with
    • External identifiers: Gamekult company ID, Gamekult franchise ID, CNGB project ID, Gamekult platform ID, Adelsvapen ID, Bibliotheca Hagiographica Latina ID, Clavis Clavium ID, FEMA number, SerialStation game ID, GBAtemp game ID, AnimalBase ID, RPGamer ID, Denkmalatlas Niedersachsen Objekt-ID, DR music artist ID, Jurisdiction List Number, Médias 19 ID, ArchiWebture ID, MOCAGH ID
  • Query examples:
    • Number of cases coronavirus reported per country
    • Release date of albums from before 1980 by artists of the EDM genre (source)
    • Books related to LGBTI+ topics (source)
    • Map of medical facilities in Kalimpong district, India, color-coded by type (source)

• Development
  • Enable the first version of tainted/mismatched references on wikidata.org
  • Work on adding a button to hide the notification (phab:T234789)
  • Show the icon after canceling editing if the icon was shown before (phab:T234790)
  • More work on Wikidata Bridge (restrict editing based on user rights or data types)
  • More work on wb_terms migration

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Open request for adminship: Nomen ad hoc

• Events
  • Learn about the use of Wikidata, Wikipedia and sister projects in education, at the Wikimedia in Education UK Summit at Coventry University on 26 February
  • Hackday Niederrhein, Germany, on March 28-29, including a Wikidata workshop
  • Next Linked Data for Libraries LD4 Wikidata Affinity Group call: further discussion of labels and aliases; start looking at Google Sheets, 11 February. Agenda
  • WikiCite meetup in Melbourne, Australia, on February 14th
  • Wikidata Wednesday in Vienna, Austria, on February 19th

• Press, articles, blog posts
  • Wikidata and Beyond – Knowledge for everyone by everyone, keynote video from Denny Vrandečić at SWAT4HCLS 2019
  • Wikidata and the sum of all video games − 2019 edition, by Jean-Frédéric
  • Discovering Implicational Knowledge in Wikidata, by Tom Hanika, Maximilian Marx and Gerd Stumme.

• Tool of the week
  • Reasonator offers a visual formatted display of Wikidata information. It is useful for introducing Wikidata to new audiences and can help find missing or incorrect data by presenting a different view than the standard editing interface.

• Other Noteworthy Stuff
  • The Kensho Derived Wikimedia Dataset is a a cleaned English subset of Wikipedia/Wikidata with 2.3B tokens, 5.3M pages, 51M nodes, and 120M edges for use in natural language processing (NLP) research
  • Property talk pages now include a link to query for a few random items using the "SERVICE bd:sample" in SPARQL. Example: look for "random list" on d:Property talk:P279
  • "Status of Wikidata Query Service" update from WMF, on Wikidata mailing list
  • Facebook page of a volunteer working on Wikidata about the French local elections in Conflans
  • Swiss newspaper Le Temps built a new front-end to interact with a Wikibase backend developed by nonprofit PersonalData.IO to power its citizen-led investigation of personal data flows.
  • There are now 100,000 people with the name "John" in Wikidata. "Elizabeth" is now the most frequent female given name.
  • Knowledge Grapher is a new tool to create Wikidata knowledge graphs without needing any knowledge of Wikidata Query or SPARQL code. Developed by Fuzheado, it is currently in early testing mode and helps create graphs as described by MartinPoulter at his 2019 blog post Making Wikidata Visible. Feedback is appreciated.

• Did you know?
  • Newest properties:
    • General datatypes: none
    • External identifiers: Academia.edu publication ID, TI-99/4A Videogame House ID, National Aviation Hall of Fame ID
  • New property proposals to review:
    • General datatypes: гражданский чин, uses dataset, CVR person ID, description, Wikimedia community discussion, The Great Biography
    • External identifiers: Visual AIDS Artist+ Registry ID, CYRI ID, Mendeley publication ID, CODEPAC-Bauru ID, Daughters of the American Revolution ancestor ID, PC Games Database.de game ID, Encyclopedia of Chicago, DANFS ID, Deutsche Biographie ID, Haz-Map ID, RAL ID, PC Games Database.de company ID, Kickstarter project ID, Adventure Games company ID, VcBA ID, Adventure Games series ID, Hrvatska enciklopedije ID, Biografisch Woordenboek van Nederland: 1880-2000 ID, Encyclopedia on Early Childhood Development ID, Trakt.tv uri, Open Food Facts label, Compendium heroicum ID, Gry Online game ID, Gram.pl game ID, startrekdb.se query, Legislative Assembly of Ontario MPP ID, Gry Online company ID
  • Deleted properties: lithography (P2157)
  • Query examples:
    • Timeline of same-sex marriage legalization in various countries (source)
    • Chart of the number of infections and deaths casued since the outbreak of novel coronavirus, as reported by the World Health Organisation
    • Adjacent constituencies of the UK Parliament - query federated with Ordnance Survey's SPARQL endpoint. (source)
    • List of this year’s Academy Awards winners

• Development
  • Wikidata Bridge: more work on enabling error messages for various cases (datatype not supported, user can't edit on client or repo, etc.)
  • Including the property label in the title of the Data Bridge dialog (phab:T233295)
  • Mismatched references: follow-up of the deployment in production, adding the "remove warning" button
  • Monitoring the number of times the feature reference warnings are being triggered and opened (phab:T231731)
  • Fixing some issues connected to the train deployment
  • Fixing an issue with new edit summaries not being displayed on client wikis (phab:T244129)
  • Fixing an issue with ittem having label conflict with itself (phab:T243158)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Versionize property definitions ?
  • Closed request for comments: Non-free content

• Events
  • Past: Warsaw, 13-14 February: Workshop to develop the data model for taxonomic and nomenclatural data in Wikidata
  • Upcoming: March 12, Amsterdam: Datasprint Amsterdam Time Machine/Golden Agents with the ECARTICO and ONSTAGE datasets, involving Wikidata.
  • Upcoming: FindingGLAMs Wikidata editing challenge, improve data about cultural heritage institutions, from February 17th to 23rd

• Press, articles, blog posts
  • "Wikidata is just a matter of facts", blog post on the Workshop to develop a data model for taxonomic and nomenclatural data in Wikidata
  • Vandalism Detection in Crowdsourced Knowledge Bases by Stefan Heindorf

• Tool of the week
  • Looking for one of the 7000+ Wikidata properties? Try Propbrowse to search and browse all properties.

• Other Noteworthy Stuff
  • Cradle tool can now generate forms based on Schemas (example for human)
  • Loading time of pages on Wikidata and Commons has been improved. You can learn more about page load performance and developing with ResourceLoader.
  • Science Stories by Kat Thornton and Kenneth Seals-Nutt, an application that tells stories about underrepresented people in STEM using Wikidata, Wikimedia Commons and Wikipedia, is the winner of the LODLAM 2020 Challenge!

• Did you know?
  • Newest properties:
    • General datatypes: gained territory from, gave up territory to
    • External identifiers: MOCAGH ID, Denkmalatlas Niedersachsen Objekt-ID, Encyclopedia of Chicago ID, Deutsche Biographie ID, AnimalBase ID, Canmore maritime-type ID, Canmore object-type ID, Clavis Clavium ID, CYRI ID, DANFS ship ID, Gamekult company ID, Gamekult franchise ID, Gamekult game ID, Gamekult platform ID, GBAtemp game ID, Mendeley publication ID, Museums in Austria Code, Médias 19 ID, SerialStation game ID, TheTVDB person ID, TrueAchievements series ID, Canmore monument-type ID, Bollywood Hungama person alphabetic ID, Bibliotheca Hagiographica Latina ID, Jurisdiction List number, Visual AIDS Artist+ Registry ID
  • New property proposals to review:
    • General datatypes: energy consumption per transaction, yearly energy consumption, church patron saint, national identification number, Democracy Index, business model, intended subject, examination jury, depicted format, DoME artist ID, historic county, код персоны на elibrary.ru, applies if regular expression matches
    • External identifiers: Patamu Certificate ID, Colecovision Addict ID, Annuaire des Maîtres d'art, Biographisches Lexikon zur Geschichte Südosteuropas ID, GameReactor game ID, Fandango performer ID, Cell Ontology ID, ColecoVision.dk ID, BioLexSOE ID, EH.Net Encyclopedia of Economic and Business History ID, NHS Health A to Z ID, Corpus Corporum author ID, Colecovision Zone ID, Catalogue of Life ID, GreatSchools ID, Clavis Patrum Graecorum ID, Clavis Patrum Latinorum ID, Bibliotheca Hagiographica Graeca ID, Podchaser podcast ID, Mirabile author ID, Mirabile saint ID, Kanopy ID, Czech War Graves Register
  • Query examples:
    • Place names of Bergamo: map with pronunciation audio files (source)
    • Number words whose number of letters equals their value: with Lexemes (source), with labels (source)
    • Graph of the extended Kardashian clan (source)
    • Scottish monuments with a commons sitelink, but no image (source)
    • Number of films with LGBT representation per country (source)

• Development
  • Wikidata Bridge: more work on unsupported edit cases (unsupported datatypes phab:T235753, ambiguous statements phab:T240212, deprecated statements phab:T238660, unknown value or no value statements phab:T242747)
  • Including the property label in the title of the Data Bridge dialog (phab:T233295)
  • Making the edit based on the user's fixed/updated choice (phab:T238662)
  • Style fixes and font size adjustments (phab:T239421, phab:T243192)
  • Create Grafana boards to track the results of the tainted references feature
  • Increase factor for query service that is taken into account for maxlag (later reverted) (phab:T244722)
  • Fix edit summaries not displayed on client wikis (phab:T244129)
  • Fixed some issues causes by the wb_terms migration

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Open request for adminship: DannyS712, Fralambert
  • Possible change of usage of "located in administrative territorial entity" (P131)

• Events
  • Scholarships application process for Wikimania 2020 (Bangkok) is now open until March 17th. More information, FAQ, apply
  • Celtic Knot Wikimedia Language Conference, one of the themes being how Wikidata can support minority languages, will take place on July 9-10 in Limerick, Ireland. Call for submissions open from February 27th to March 30th.
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: More discussion of pseudonyms and historical place names, 25 February. Agenda
  • Upcoming: Wikimedia Research office hour, February 26th
  • Upcoming: Wikidata x OSM meetup in Taiwan, March 9th

• Press, articles, blog posts
  • Wikidata's Linked Data for Cultural Heritage Digital Resources: An Evaluation Based on the Europeana Data Model by Nuno Freire, Antoine Isaac
  • When Humans and Machines Collaborate - Cross-lingual Label Editing in Wikidata, by Lucie-Aimée Kaffee: video during Wikimedia Research Showcase (at 30:00), paper
  • Do you speak data? Wikidata as the Open Internet’s universal language, by Elisabeth Giesemann
  • “Wikidata is just a matter of facts”, by Andra Waagmeester
  • Does Biodiversity Informatics 💘 Wikidata?, by Quentin Groom & Deborah Paul

• Tool of the week
  • Wiki Art Depiction Explorer is a web interface for adding depiction information for artworks in Wikidata by surfacing frequently used terms and providing suggestions. Read the full project description and documentation

• Other Noteworthy Stuff
  • QWiki, a mobile game asking geography questions based on Wikidata, now has a new version released as well as a website where one can learn how the game was made and how to contribute;
  • soweego is an artificial intelligence that links Wikidata to large external catalogs. The proposal for version 2 is out for your consideration. review of version 1 is open for discussion.
  • Wikimedia Developer Satisfaction Survey run by the WMF until March 6th (source)

• Did you know?
  • Newest properties:
    • General datatypes: Wikimedia community discussion
    • External identifiers: Open Food Facts label, BioLexSOE ID, Roglo person ID
  • New property proposals to review:
    • General datatypes: applies to name of object, Country of registry, Poeti d'Italia in lingua latina author ID, generational suffix
    • External identifiers: RealGM basketball coach ID, Irish playography person ID, Irish playography play ID, Mirabile title ID, Mirabile manuscript ID, Filmfront person ID, Filmfront film ID, Dansk kvindebiografisk leksikon ID, Global Music Rights work ID, SESAC work number, The First Amendment Encyclopedia ID, Indiegogo project ID, Glassdoor company ID, block creators, targeted block time, staking ratio, SOCAN work number, NHLR ID, The Washington Post ID
  • Query examples:
    • Importing from ThePeerage (Nov. 2019) added 50% to the number of Johns on Wikidata (source)
    • SF movies and series with a significant character known to have been portrayed by an actor who was born in Liverpool (source)
    • countries in Europe whose ISO 2-letter abbreviation contains letters not in the native language name of their country (source)
    • places names in Wales with Welsh pronunciation audio (source)
    • Map of types of GLAMs in Wales (source)

• Development
  • Provide better redirect for statement nodes (phab:T203397)
  • Wikidata Bridge: style fixes and font size adjustments (phab:T239421, phab:T243192)
  • making the edit based on the user's fixed/updated choice (phab:T238662)
  • research how to do reference rendering (phab:T244987)
  • showing the loading bar while saving (phab:T237433)
  • More work on wb_terms table and fixing various issues
  • Removing all of pre-entity source based federation code
  • Fixing various issues causing errors in production
  • Investigate on an issue with pasting exact Commons file title (phab:T196165)
  • Update the APIs to specify an errorformat and a uselang parameter (phab:T242769)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Open request for adminship: Kostas20142

• Events
  • March 7: Wikidata introductions and editathon during OpenDataDay in Hasselt, Belgium
  • July 2-4, Lisbon: WikiData Days 2020. Call for proposals is open until April 15.
  • Program submissions for the Celtic Knot Conference are open until March 30th. Submissions about languages on Wikidata, GLAM or supporting minority languages are very welcome.

• Press, articles, blog posts
  • Tutorial on how to use machine learning with Wikidata.
  • Bob DuCharme's blog post: Populating a Schema.org dataset from Wikidata
  • About Structured Data on Wikimedia Commons:
    • Explainer video with a beginner-level introduction about Structured Data on Commons
    • Connecting the work of three generations of decorative artists, with structured data, by Sandra Fauconnier
    • Structured Data on Commons and GLAM: open questions and fresh challenges, by Sandra Fauconnier
  • OpenRefine: results of the 2020 user survey

• Tool of the week
  • Wikidata graph builder is a front-end on top of the Query service, allowing to easily build graphs.

• Other Noteworthy Stuff
  • The Wikidata Languages Landscape dashboard provides insights into the ways languages are organized and used in Wikidata and across the Wikimedia projects that reuse Wikidata.

• Did you know?
  • Newest properties:
    • General datatypes: business model, format of creative work, associated electoral district
    • External identifiers: Adelsvapen ID, Irish playography play ID, Irish playography person ID, Corpus Corporum author ID, Dansk kvindebiografisk leksikon ID, Adventure Gamers company ID, Biografisch Woordenboek van Nederland: 1880-2000 ID, NHLR ID, The Washington Post writer ID
  • New property proposals to review:
    • General datatypes: Type of bow used, staking lock-up period, validator bond lock-up period, URL match pattern, Pertainym, cognate, symbol of, transactions per month, compatible wallets, minimum amount to run a validator, minimum amount to participate in voting
    • External identifiers: Kooora player ID, Marvel Comics creators ID, DC Comics talent ID, EcuRed, IGCD fictional car ID, Chicago Landmarks ID, URL on Nintendo eShop, BC Register of Historic Places ID
  • Query examples:
    • Updated chart of the number of infections and deaths caused since the outbreak of SARS-CoV-2, as reported by the World Health Organisation
    • British Prime Ministers with children under the age of 5 when elected, or born during their time in office (source)
    • Timeline of countries of origin of the winner of the European Film Award for Best European Film
    • People with profiles on the Washington Post website

• Development
  • Started working on Federated Properties for Wikibase
  • Bridge: more style adjustments
  • Research on reference rendering for the Bridge (phab:T244987)
  • Disable WDQS jump to focus when used in an iframe (phab:T245637)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Closed request for adminship: Fralambert, Kostas20142, welcome on board!
  • New request for comments: Restrictions on making items

• Events
  • WikiGap Challenge, online editing challenge to improve the coverage of women on Wikipedia and Wikidata, from March 8th to April 8th

• Press, articles, blog posts
  • Knowledge Graphs on the Web -- an Overview - Nicolas Heist, et al.
    • Some issues with this paper's reporting of Wikidata are identified in this Twitter thread
  • The List Revolution: Creating dynamic lists using linked data, by Alex Stinson

• Tool of the week
  • wikibase-cli (Q87194660) now (>= v9.2.0) has a batch mode, and EditGroups support (auto-activated for batch edits targeting Wikidata): ready to make some mass edit, and open for feedback!

• Other Noteworthy Stuff
  • The WikidataCon 2019 grant report has been published
  • EqualStreetNames.Brussels shows streets in Brussels named after men and women, visualized with data from OpenStreetMap and Wikidata

• Did you know?
  • Newest properties:
    • General datatypes: none
    • External identifiers: The Washington Post contributor ID, DoME artist ID, ArchiWebture ID, Museu de Memes ID, WeChangEd ID, GreatSchools ID, Czech War Graves Register, Marvel Comics creators ID, DC Comics talent ID, The First Amendment Encyclopedia ID, Indiegogo project ID, RealGM basketball coach ID, Global Music Rights work ID, SESAC work number, Directory of Maîtres d'art, Chicago Landmarks ID
  • New property proposals to review:
    • General datatypes: SIUSA archive conservator ID, ToposText IDs, content partnership category, eligible award recipient, NetBSD package, OpenBSD port, Number of recoveries, footedness, HTML autocomplete attribute, SoloTutes, see talk page discussion at
    • External identifiers: BC Register of Historic Places ID, Encyclopédie sur le développement des jeunes enfants ID, RFI Musique ID, Moravian Lives, EL, Dictionnaire des femmes de l’ancienne France ID, Google Scholar case ID, TaDiRAH ID, Movie Review Query Engine ID, SkiMo Stats ID
  • Query examples:
    • Subjects and panelists of the BBC radio programme In Our Time (source)
    • People affected by COVID-19
    • Map of hillforts in the UK (source)
    • Images for language items (source)

• Development
  • Querying the URL datatype with haswbstatement is now possible (phab:T243693). It will take two to three months before URLs are indexed for all Wikidata items.
  • Wikidata Bridge: more style fixes, preparing a prototype to show how we will display references
  • Fixing various production errors
  • Monitoring the run of wb_terms migration
  • Fixing an issue with the Commons files search field (phab:T196165)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • Closed request for comments: Wikidata:Wikidata to use data schemas to standardise data structure on a subject

• Events
• Note: Due to the ongoing COVID-19 situation, most meetups, including all those funded by Wikimedia Foundation grants, have been cancelled, or moved online, for the foreseeable future.
  • Past: Wikidata workshop at the central library of Göttingen. Slides: connecting Wikidata and other databases (in German)
  • Upcoming: Wikidata workshop in Paris, March 20th, will take place online starting at 20:00 on IRC (freenode:wikidata-fr)
  • Upcoming: Online Wikidata editathon in Swedish #5, March 22
  • Upcoming: Wikidata Wochenende in Ulm, June 12-14
  • Postponed:
    • Wikidata Days 2020 (July, Portugal) will be postponed (more information)
    • WikiCite Satellite Cologne 2020 (May, Germany) is postponed until "late 2020"
  • Cancelled:
    • Wikimedia Hackathon (9-11 May, Tirana) is cancelled due to COVID-19.

• Press, articles, blog posts
  • People First: Wikimedia’s Response to COVID-19 - Update from Katherine Maher, Wikimedia Foundation CEO
  • Wikimedia Foundation’s Knowledge Infrastructure with Grant Ingersoll, CTO of Wikimedia Foundation
  • Improving Neural Named Entity Recognition with Gazetteers - "describes how to generate gazetteers from the Wikidata knowledge graph"
  • Introduction to Wikidata video by Jason Evans and Aaron Morris, available both in English and in Welsh
  • Video of the live Wikidata Querying, March 15th, by WikidataFacts

• Tool of the week
  • TabulistBot, a tool to generate and update tabular data on Commons, based on Wikidata SPARQL queries. Sample: earthquakes.tab

• Other Noteworthy Stuff
  • New help page: Suggesters and selectors
  • All identifiers are now sorted mostly alphabetically according to the RfC regarding the sorting of identifiers, which remains open if you have improvement proposals. Feel free to comment here!
  • Maximilian Klein applied for a project grant to merge and improve WHGI and Denelezh, tools that heavily rely on Wikidata to provide statistics about gender gap and biographical content in Wikimedia projects.
  • QuickStatements change (4 March). QuickStatements is now executing "run in background" batches with the same priority as direct batches run from the browser. Background batches may now run many times faster than they previously did (discussion), when the WDQS updater can handle this.
  • News and discussions about Structured Data on Commons SPARQL endpoint

• Did you know?
  • Newest properties:
    • General datatypes: historic county, corresponding HTML autocomplete attribute
    • External identifiers: Joconde Discovery ID, Joconde Genèse ID, Dictionnaire des femmes de l’ancienne France ID, Cell Ontology ID, Scilit work ID, NetBSD package, OpenBSD port, VR GameCritic ID, DAR ancestor ID, FandangoNow ID
  • New property proposals to review:
    • General datatypes: descriptive solubility, Unicode character (item), Donations, endorsed by, countermeasure, Venue of the final, Tournament format, tilt
    • External identifiers: Social Blade YouTube channel ID, Dizionario di Filosofia ID, re:publica speaker ID, ACM Conference ID, HuijiWiki Wiki ID, ACM Journal ID, m3db.com film ID, m3db.com person ID, TripAdvisor ID 2
  • Query examples:
    • Timeline of films about pandemics
    • World map of hospitals (source)
    • English and Scottish health trusts & boards (source)
    • Videogames nominated at the Pégases award (source)
  • Newest WikiProjects: WikiProject COVID-19
  • Newest database reports: COVID-19 deaths

• Development
  • Add monolingual codes nrf-gg (Guernésiais), nrf-je (Jèrriais), thanks to Mbch331! (phab:T165648)
  • Article Placeholder: make the entity field required (phab:T247478)
  • Remove legacy Wikibase service containers (phab:T245865)
  • Fix an error UnresolvedEntityRedirectException when viewing certain Wikidata item pages (phab:T243779)
  • Fix an issue with new edit summaries not always showing what expected (phab:T246873)
  • Federated properties: enable search with remote properties (wbsearchentities) (phab:T246349)
  • showing the updated Wikipedia article after changing a value via Bridge (phab:T235208)
  • research how to do reference rendering (phab:T244987)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Events
  • Upcoming: Wikidata and Wikibase office hour, April 7th, 18:00 Berlin time (UTC+2) in the Wikidata Telegram group
  • Upcoming: Online Wikidata editathon in Swedish #6, March 29
  • Postponed: Wikimania Bangkok is postponed until 2021

• Press, articles, blog posts
  • Wikidata as a knowledge graph for the life sciences, Andra Waagmeester et.al.
  • Tensor Decompositions for Temporal Knowledge Base Completion ("Additionally, we propose a new dataset for knowledge base completion constructed from Wikidata ... for evaluating temporal and non-temporal link prediction methods.")

• Tool of the week
  • Wikidata Lexeme Forms allows quickly generating a new lexeme with all its forms in selected languages; you can also use the tool to add forms to an existing lexeme, or bulk upload many lexemes and forms at once.

• Other Noteworthy Stuff
  • A task force is formed under WikiProject India to work on 2020 coronavirus pandemic in India (Q84055514)
  • Important for tool maintainers: last steps of wb_terms table migration (wb_terms is not updated anymore and will be renamed next week)

• Did you know?
  • Newest properties:
    • General datatypes: food energy, quantity symbol, depicted format, electron configuration, endorsed by, ordered by, research subject recruitment status, footedness, IM channel, number of recoveries, number of clinical tests
    • External identifiers: FandangoNow ID, CVR person ID, Faculté des sciences de Nancy ID, Filmfront film ID, stargate-wiki.de article, AncientFaces person ID, Decine21 ID, ACM Conference ID, Clavis Patrum Latinorum ID, ExoticA ID, Hrvatska enciklopedija ID, ACM Journal ID, Kanopy ID, Mirabile author ID, Bibliotheca Hagiographica Graeca ID, Clavis Patrum Graecorum ID, Mirabile manuscript ID, Mirabile saint ID, Mirabile title ID, Poeti d'Italia in lingua latina author ID, Treccani Dizionario di Filosofia ID, Colecovision Zone ID, NHS Health A to Z ID, EH.Net Encyclopedia of Economic and Business History ID, Gry Online company ID, Podchaser podcast ID, Haz-Map ID, Social Security Death Index entry, ColecoVision.dk ID, US Bureau of Prisons Inmate Register Number, Google Scholar case ID, Adventure Games series ID, Trakt.tv ID, Compendium heroicum ID, Encyclopedia on Early Childhood Development English ID, Encyclopédie sur le développement des jeunes enfants ID
  • New property proposals to review:
    • General datatypes: tilt, Dog and cat breed registries, terminology, perpetrator, virtual tour, victims, décès, subpopulation 2, Institutionskennzeichen (IK), ODMP person ID, is metaclass for, correct spelling
    • External identifiers: Unified registration number, AGROVOC ID, Forest Stewardship Council Certificate Code, Forest Stewardship Council License Code, PIV Online ID, MusicBrainz genre ID, Curran Index Contributor ID, Curran Index Periodical ID, Artprice artist ID, Reta Vortaro, National Register of Historic Monuments in Bosnia and Herzegovina ID, identifiant co-optimus.com, Ökumenisches Heiligenlexikon ID, Cult of Saints in Late Antiquity ID, CIRIS author ID, motorsportstats.com series, National-Football-Teams.com club ID, motorsportstats.com driver ID, motorsportstats.com team ID, CAB ID, motorsportstats.com venue ID, curlingzone.com ID, Visit Tuscany ID
  • Query examples:
    • Most recent common ancestors of George W. Bush and Queen Elizabeth II
    • Notable people with COVID-19 by number of sitelinks
    • COVID-19 case statistics for India:
      • State-level map
      • State-level line graph
    • Lakes spanning at least 3 countries (source)
    • Michelin starred restaurants in Luxembourg (source)

• Development
  • Federated properties: set up a test system (phab:T247734)
  • ore work on search for remote properties (phab:T246349)
  • Bridge: more work on messages about the license (phab:T238728)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Events
  • Today: Edit tools for Wikidata, on-line workshop in Polish, access link, March 30, 17:00 GMT (7pm Warsaw time)
  • Upcoming: Online Wikidata editathon in Swedish #7, April 5
  • Upcoming: Wikidata for beginners, April 1
  • Upcoming: Wiki Workshop, researchers forum (fully remote), on April 21. More information, registration
  • Upcoming: The Celtic Knot Wikimedia Language Conference will take place fully remotely in July 2020. Call for submissions with remote formats is open until April 30th.
  • Upcoming: the Wikidata Wochenende (previously in Ulm) will take place fully remote on June 12-14

• Press, articles, blog posts, videos
  • Video: How can Wikimedia projects help fight the pandemic, by Susanna Ånäs
  • Investigating Software Usage in the Social Sciences: A Knowledge Graph Approach ("we linked the entities of the knowledge graph to other knowledge bases such as the Microsoft Academic Knowledge Graph, the Software Ontology, and Wikidata")
  • Wikidata Queries around the SARS-CoV-2 virus and pandemic (free eBook)
  • Video: Live SPARQL editing in French by Vigneron
  • Video: Live editing in English by Ainali and Abbe98: Youtube, Twitch, Periscope, Facebook

• Tool of the week
  • IdentifierInput: when adding identifiers, it lets you paste the full URL, and extracts the ID part

• Other Noteworthy Stuff
  • About Wikidata dumps:
    • No second XML dump in March
    • RDF and JSON dumps generation is broken (no new dump since March 11th, fix in progress)
  • Wikidata knowledge imbalance dashboard - Alpha release
  • Internet Archive has launched a National Emergency Library and would like to work together with WikiCite
  • wb_terms migration: a temporary table has been created, the current wb_terms table will be emptied on April 6th (more details)

• Did you know?
  • Newest properties:
    • General datatypes: generational suffix, LiverTox likelihood score, size designation, perpetrator, victim
    • External identifiers: IGCD game ID, Kickstarter project ID, Gram.pl game ID, Kooora/Goalzz player ID, RFI Musique artist ID, VideoGamer.com game ID, Nobel Laureate API ID, VGMRips system ID, VGMRips company ID, GameRevolution game ID, PIV Online ID, Movie Review Query Engine ID, VcBA ID, m3db.com film ID
  • New property proposals to review:
    • General datatypes: Chinese Clinical Trial Registry identifier, donated to, number of hospitalized cases, number of home cases, ARK formatter, Filceolaire, viability on surface, entry receptor, birth rate
    • External identifiers: SAN archive producer ID, SAR ancestor ID, National Catalog of Hospitals ID, Pinakes copyist or possessor ID, Frankfurter Personenlexikon ID, Encyklopedia Solidarności ID, Geschichtsquellen des deutschen Mittelalters author ID, identifiant Geneastar, Geschichtsquellen des deutschen Mittelalters work ID, Women of Scotland ID, Women of Scotland subject ID, World Biographical Information System ID, COTREX trail ID, Natural Atlas ID, Apache Project ID, Amazon Prime Video ID, Archival Resource Key, UM-BBD compound ID, BitterDB Compound ID, FooDB compound ID, ModelSEED compound ID, Hopital.fr ID, BookBrainz publisher ID, Macdonald Dictionary ID, FHF hospital group ID, FHF establishment ID, Ameli ID, Pascal et Francis ID, Retronews ID, Elephind.com, What Do They Know organisation ID, Papers Past, Internetowy Polski Słownik Biograficzny ID, I-Revues ID, BDSP ID
  • Query examples:
    • People born more than a year after one of their parents
    • UK MPs who were born after their father's death (source)
    • National flags representing mountains (source)
    • Map of Umgebindehäuser (Upper Lusatian houses) (source)
    • Map of megaliths in Morbihan (Bretagne) (source)

• Development
  • Fix an issue with the Wikidata dumps (phab:T248612)
  • Migrate to and read from new store for item terms (phab:T219123)
  • Create wb_terms_no_longer_updated to ease the transition to the new tables
  • Bridge: improve the rendering of references (phab:T238661)
  • More work on editing references (phab:T240333)
  • Continue setting up a test system to work on federated properties
  • More research on suggesting references

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Create a scraper for Mix'n'match from the catalogue list.
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • New request for comments: Should we create new properties for beaches?

• Events
  • Upcoming: Wikidata office hour, April 7th at 18:00 UTC+2, on the Wikidata Telegram channel
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Google Sheets add-on, Author Disambiguator Tool, 07 April. Agenda
  • Upcoming: live SPARQL queries in French by Vigneron, April 8 at 20:00 CEST
  • Upcoming: Online Wikidata editathon in Swedish #8, April 12
  • Upcoming: Wikidata for Beginners (German, Remoted via Zoom), May 3
  • Ongoing: WikiGap Challenge until April 8th
  • Ongoing: covid-19 virtual biohackathon until April 11th. Information on how to participate. Instructions to participate are on the github wiki and join #wikidata room. Several Wikidata-related topics are currently presented, such as: COVID-19 Global Dashboard, sync the ICTV Virus classification and Nomenclature with Wikidata, federate between Wikidata and NextProt, use wikibase to align between (bio)schema.org and Wikidata.

• Press, articles, blog posts, videos
  • Signpost special report: Wikipedia on COVID-19: what we publish and why it matters — with mentions of COVID-related Wikidata activities
  • Denny Vrandecic published a proposal that suggests some extensions to Wikidata, and also a wholly new project, Wikilambda.
  • ScienceGuide's The COVID-19 pandemic stresses the societal importance of open science mentions WikiProject COVID-19
  • SPARC*Europe mentions the WikiProject COVID-19 in Overnight, COVID-19 heightens the need for Open Science post
  • Video: Live SPARQL queries in English by WikidataFacts
  • Video: Live SPARQL queries in French by Vigneron

• Tool of the week
  • Scholia highlights the scholarly data in Wikidata, including scholarly works, projects, topics, and individual researchers, including their relationships and statistics. It encourages further enrichment of Wikidata through links on the "missing" pages.

• Other Noteworthy Stuff
  • New tool: ShExStatements to generate Shape Expressions from CSV (more details)
  • Job opportunity: Science Museum, London. Research Developer, "using computational techniques to create links between the SMG collection and Wikidata at scale" (deadline: 19 April).
  • New tool: Wikidata Complete uses machine learning algorithms to read Wikipedia, identify facts and import them into Wikidata after manual check (blog post)
  • schema.org announced an extension to allow for special announcements with regards to COVID-19. The way to identify the topic as per the example? By using the Wikidata Q-Identifier, Q81068910: Structured data for special announcements
  • Interactive map showing the spread of COVID-19, updated daily with data from Wikidata.
  • wb_terms table will be emptied today
  • Your feedback is welcome on two projects to improve the queries and lists workflows

• Did you know?
  • Newest properties:
    • General datatypes: organized response related to outbreak, Latvian transcription, country of registry, number of hospitalized cases, ARK formatter, symbol of
    • External identifiers: m3db.com person ID, Filmfront person ID, SIUSA archive conservator ID, National Register of Historic Monuments in Bosnia and Herzegovina ID, RPGamer game ID, DR music artist ID, PC Games Database.de game ID, ELAR ID, Frankfurter Personenlexikon ID, Women of Scotland memorial ID, Women of Scotland subject ID, Geschichtsquellen des deutschen Mittelalters author ID, MusicBrainz genre ID, Latvian unified registration number, Amazon Prime Video ID, VGMRips composer ID, Apache Project ID, coinop.org game ID, Glassdoor company ID, AGROVOC ID, Ameli ID, BookBrainz publisher ID, Chinese Clinical Trial Registry identifier, CIRIS author ID, Colecovision Addict ID, Macdonald Dictionary ID, ToposText place ID, ToposText person ID, ToposText work ID
  • New property proposals to review:
    • General datatypes: located in the statistical territorial entity, formatter for periodical, CSS Color name
    • External identifiers: JournalTOCs ID, EZB ID, MUSE article ID, Paperity journal ID, Paperity article ID, Flora del Cono Sur Darwinion, MxM xref, Biographical Dictionary of Architects in Canada ID, TED speaker numeric ID, Sejm-Wielki.pl profile ID
  • Query examples:
    • Country-level citation graph for #COVID19 (source)
    • Movies from artfilm.ch in free access (source)
    • Topic co-occurrence graph in the SARS-CoV-2 & #COVID19 literature (source)
    • Fibulas in Musée Saint-Raymond with date, material, location of discovery

• Development
  • Working on a first prototype for automated finding references (board)
  • Bridge: improve rendering of references (phab:T238661)
  • Only send incremental changes through the API (phab:T230343)
  • Adding a screen allowing people to go edit the references on Wikidata (phab:T240333)
  • Reducing the size of the extra Javascript that the user has to download for Bridge (phab:T228857)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • CheckUser nominations: Sotiale, Jasper Deng, Romaine

• Events
  • Ongoing: Wikidata Lab XXII on the Wikidata Wikiproject COVID-19, April 14, 1pm UTC, remote, in English. Event page
  • Upcoming: live SPARQL queries in French by Vigneron, Tuesday April 14 at 20:00 CEST (UTC+2)
  • Upcoming: Online Wikidata editathon in Swedish #9, April 19
  • Past: Wikidata and Wikibase office hour, April 7, on Telegram. Notes of the discussion
  • Past: Wikidata topic at the virtual biohackathon. Mid-term updates final presentations (Wikidata report starts at 1:17:40)

• Press, articles, blog posts, videos
  • A protocol for adding knowledge to Wikidata, a case report (new preprint about virus info (strains, genes, proteins), ShEx, and SPARQL)
  • Multilingual enrichment of disease biomedical ontologies ("We look at the coverage of two biomedical ontologies focusing on diseases with respect to Wikidata for 9 European languages")
  • Wikidata and the bibliography of life in the time of coronavirus
  • Video: Editing Wikidata and creating a property proposal: YouTube, Facebook, Periscope

• Tool of the week
  • COVID19 Dashboard is a Wikidata-powered one-stop information/visualization service for COVID19-related topics such as COVID19's outbreak map, deaths, symptoms, taxonomy, and publications.

• Other Noteworthy Stuff
  • A database breakage, also affecting connected sister projects such as Wikipedia, on April 6, 11pm UTC. A fix has been deployed and no data has been lost. However, issues related to sitelinks and bots creating duplicates can still occur.
  • You're welcome to give feedback on ideas of improvements for the Query Service interface
  • The development team is working on automated finding of references, feel free to give feedback on the first batch
  • ZFOURGE UDS 19909 (Q90000000) - our ninety-millionth item, about a galaxy - was created on 10 April.
  • For the first time, a Wikipedia list article populated entirely from Wikidata, and built using Listeria, has been granted "featured" status, on the Portuguese Wikipedia (video on YouTube).
  • ListeriaBot blocked pending review on English Wikipedia.
  • A Telegram group has been created for discussions about Wikidata in German
  • Comment on QID Emoji proposal until April 20th

• Did you know?
  • Newest properties:
    • General datatypes: donations, network bands, bus, recommended unit of measurement, CSS color keyword
    • External identifiers: BDSP ID, CAB ID, Cult of Saints in Late Antiquity ID, Geschichtsquellen des deutschen Mittelalters work ID, ScreenScraper group ID, The Cover Project game ID, FHF establishment ID, FHF hospital group ID, elibrary.ru person ID, Ökumenisches Heiligenlexikon ID, WBIS ID, Spanish National Catalog of Hospitals ID, Visit Tuscany ID, URL on Nintendo eShop, Curran Index contributor ID, ODMP person ID, GameTDB game ID, Elephind.com ID, EZB ID, GameReactor game ID, Archival Resource Key, EcuRed article, Geneastar person ID, Encyklopedia Solidarności ID, Pinakes copyist or possessor ID, Biographical Dictionary of Architects in Canada ID, I-Revues ID, JournalTOCs ID, MUSE article ID, NASA active astronaut ID - DO NOT USE, Paperity article ID, Paperity journal ID, SAN archive producer ID, SOCAN work number, Papers Past ID, Pascal et Francis ID, Retronews ID, COTREX trail ID
  • New property proposals to review:
    • General datatypes: ACUM work ID, appendix, Wikisource index page, Unicode character, Arlington Cemetery person ID, Eigentümerhistorie, quantification instruction, language level, Included in curricula, Order number, ShEx available at URL, dialect of (computer language), file page offset, station service succession
  • External identifiers: Seoul Information Disclosure Plaza management number, Wikiparques ID, NKAA ID, Described and Captioned Media Program producer ID, Provenio ID, Encyclopedia of Brno Person ID, RPPS ID, South African Company Registration Number, Sicilian Regional Assembly ID, Inventory of Archaic and Classical Poleis ID, SNCF station identifier, Benerail station identifier, Indian Railways train number, Soccerdonna coach ID, DLL Catalog IDs, MDN, Psocodea Species File ID, Slovak Registration ID, Swedish Glaciers, Club Identifier Netherlands Handball Association, Encyclopaedia Metallum label ID, UK Modern House Index building ID, UK Modern House Index architect ID, CPAN person, FactGrid item ID, FactGrid property ID, Texas Historic Sites Atlas ID
  • Query examples:
    • Names of countries without letter "a" (source)
    • Infectious diseases and their number of cases (source)
    • Map of mountain huts in Bulgaria (source)
  • Schema examples: pandemic (E184), preprint (E185), Macromolecular complex (E186), hospital (E187), 2020 coronavirus pandemic local outbreaks (E188), clinical trial (E189), Lockdown (E190), lockdown part of the 2019-2020 coronavirus disease pandemic (E191), virus taxon (E192), Preprint server (E193), Complex Portal entity (E194), contact tracing app (E195)

• Development
  • Move wb_terms data in cloud replicas to wb_terms_no_longer_updated (phab:T248592)
  • Rebuild wb_items_per_site, after incident where wb_items_per_site was dropped (phab:T249596)
  • Purge / Reject client pages that were cached in parser cache during the incident (phab:T249595)
  • More work on Automated finding references
  • More work on federated properties: create and save a statement with federated properties
  • Bridge: improve the generic error screen (phab:T241126) and on save (phab:T248087)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • New request for comments: How to model curricula and link them to educational resources?, Need comment on English item label and foreign language proper noun, Merging 2 items
  • Ongoing CheckUser nominations: Sotiale, Jasper Deng, Romaine

• Events
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Wikidata Schemas, 21 April. Agenda
  • Upcoming: Online Wikidata editathon in Swedish #10, April 26
  • Past Wikidata Lab XXII - Wikiproject COVID-19 (video in English)

• Press, articles, blog posts, videos
  • Open data and COVID-19: Wikipedia as an informational resource during the pandemic (Wikidata being also mentioned as a source for the research)
  • Videos:
    • Commons image uploading and Wikidata: YouTube
    • A call to action directed at the audience of the Weekly Debrief to edit Wikidata YouTube
    • Propose new identifiers on Wikidata (in Italian) YouTube
    • The Map of Libraries on Wikidata (in Spanish) YouTube

• Tool of the week
  • Ordia generates statistics from Wikidata lexeme information, and through the "Text to Lexemes" feature allows linking a document to the associated lexemes, and highlighting missing lexemes that can be added.

• Other Noteworthy Stuff
  • First step of blank node deprecation in WDQS & Wikibase RDF model: introducing the new function wikibase:isSomeValue()
  • The tool wikidata-filter was renamed wikibase-dump-filter, to better reflect that it can be used with dumps from any Wikibase instance
  • LexData – a python library to edit Lexicographical data – has been released in a major new version.
  • The ImageHeader gadget, which had been broken since February, was fixed.
  • Wikidata Lexeme Forms now supports Hebrew nouns
  • New tool: Anagram generator based on Wikidata names

• Did you know?
  • Newest properties:
    • General datatypes: eligible award recipient
    • External identifiers: Wikiparques ID, Encyclopedia of Brno Person ID, FooDB compound ID, Forest Stewardship Council Certificate Code, HASC
  • New property proposals to review:
    • General datatypes: IDU general item ID, CONI honoured ID, parliament seats, electoral system, same transportation stop on the other side of the road, string instrument handedness, Canadiana Name Authorities in French ID, defines curriculum, clinitalregister.eu
    • External identifiers: Encyclopedia of České Budějovice ID, DPVweb ID, IDU theatre ID, Ternopil Encyclopedia ID, ROKPS ID, Aberdeen Built Ships ID, Bibliotheca Augustana author ID, Diels-Kranz ID, IDU theatre name ID (2), Oregon Historic Sites Database ID, Infames Romani ID, Accademia delle Scienze di Torino ID, Heritage Gateway ID, Il Sole 24 Ore ID, identifiant monument MémorialGenWeb, Extratime.ie player ID, DGHS facility code, WikiTrek ID, Itch.io developper profile
  • Deleted properties: P134 (has dialect), P1432 (B-side)
  • Query examples:
    • Women with cats in paintings (Source)
    • Films by Peter Mettler available free on VOD (Source)
    • Films broadcast on VOD by artfilm.ch sorted by Director and Date (Source)
    • Swiss films listed by date and duration per minutes (Source)
    • Counties in England (Source)
    • Programming Languages, Year of creation and Image of inventor(Source)
    • Map of Antonine Wall items on Wikidata (Source)
    • Map of Hospitals in Buenos Aires on Spanish Wikipedia (Source)
    • Map of Michelin starred restaurants in Switzerland (Source)
    • English civil parishes on Wikidata with OSM relation ID (Source)
    • Collections in Louvre with an image on Wikimedia Commons (Source)
    • Chief Mousers(Source)
    • Books about Semantics (Source)
    • Danish COVID-19 research projects(Source)
  • Newest database reports: Lincoln (disambiguation page)

• Development
  • Prototyping week: the Wikidata team at Wikimedia Germany spent one week working on some quick experiements. The projects developed during this week are not necessarily going to be added to the maintained codebase. Among those projects:
    • try to use GraphQL for the API providing access to Wikibase/Wikidata data
    • allow to programmatically access different configuration variables of a Wikibase instance to make it easier for tools to built on top of it
    • investigate ranking for Items to order them by their relevance in a query result
    • com up with a workflows for editing statements linking to other Items in the Wikidata Bridge
    • identify how to improve Wikidata's accessibility
    • create design system components to continue improving consistency

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • New request for comments: Udder balm
  • CheckUser nomination: علاء

• Events
  • Upcoming: Online Wikidata editathon in Swedish #11, May 3
  • Upcoming: Live editing of Wikidata, May 2 18:00 (UTC) YouTube, Facebook

• Press, articles, blog posts, videos
  • Wiki Workshop 2020: Report
  • Editing food items and querying glaciers: YouTube and Facebook
  • Interactions between VIAF and Wikidata (in Italian) YouTube

• Tool of the week
  • zotkat's exporter for Zotero (a software to manage bibliographic data) allows you to export bibliographies to the QuickStatements format. It is helpful to easily create bibliographical entries, especially as Zotero can read metadata about works from dozens of other websites, and can thus be used as intermediary.

• Other Noteworthy Stuff
  • Wikidata now includes more than seven million people (it has doubled since July 2017), also: project chat discussion
  • Nobelprize.org has now redesigned its website so that Wikipedia can link to it easier using the Wikidata Property Nobel Laureate API ID (P8024) (more information)
  • The use of Listeria to generate basic charts (pie, area, line, bar) with d:Template:Graph:Chart, see d:Template:Wikidata list#Charts
  • Mohammed Sadat joined the Wikidata team as community communications manager for Wikidata and Wikibase

• Did you know?
  • Newest properties:
    • General datatypes: tournament format, dialect of computer language, located in the statistical territorial entity
    • External identifiers: ModelSEED compound ID, UM-BBD compound ID, DLL Catalog author ID, DLL Catalog work ID, CPAN author ID, Fandango performer ID, Club Identifier Netherlands Handball Association, Forest Stewardship Council License Code, IDU theatre company ID, Internetowy Polski Słownik Biograficzny ID, Texas Historic Sites Atlas ID, Swedish Glaciers ID, Soccerdonna coach ID, Encyclopedia of České Budějovice ID, Il Sole 24 Ore ID, Inventory of Archaic and Classical Poleis ID, Moravian Lives ID, motorsportstats.com driver ID, motorsportstats.com series ID, motorsportstats.com venue ID, SAR ancestor ID, Ternopil Encyclopedia ID, Psocodea Species File ID, SkiMo Stats ID, National-Football-Teams.com club ID, re:publica speaker ID, Provenio ID
  • New property proposals to review:
    • General datatypes: nerve origin, 法令番号, interpretation, DoME exhibition ID
    • External identifiers: dbchgk, COVIDWHO ID, History Colorado ID, Maryland's National Register Properties ID, Epistemonikos ID, National Library of Israel J9U ID, Lexikon der Filmbegriffe ID, Dart thesis, DPE school code
  • Query examples:
    • Pairs of lakes named after a couple
    • The longest river that feeds into another river (Source)
    • Longest rivers that do not feed into a sea or ocean (Source)
    • Map showing things in Wikidata that are located on or next to the River Thames (Source)
    • Defining formulas of physical and other quantities (Source)
    • TreeMap visualising the 12 times table (Source)
    • Map of the "Leipzig University Villages" (Source)
    • There are now more than 7 million people on Wikidata (Source)
    • Recently published works on COVID-19 (Source)
    • Welsh hospitals, health centres, doctors surgeries and temporary Covid19 hospitals (Source)
  • Newest database reports: measures of gobbledygook

• Development
  • More work on error screens for the Bridge
  • Use updated data for the Bridge (phab:T240223)
  • Display statements made with federated properties on item pages (phab:T246606)
  • Automated references: normalizing data that the extractor gets out of HTML pages (phab:T249004)
  • Create a distributed game so people can vet references easily (phab:T248997)
  • Cleanup rows from wb_items_per_site (phab:T249613)
  • Don't suggest initial uppercase in mobile termbox (phab:T241978)
  • Have the focus on field when adding new element on Sense (phab:T203461)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • New request for comments: A meta item namespace (Mxxx) for structured data about Wikidata

• Events
  • Competition for the International Museum Day is about improving data about museums in Austria, France, Germany, Italy and Switzerland on Wikidata, from 3 May 2020 to 18 May 2020, more information on Museum Day 2020/Wikidata Competition
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Alex Jung on Wikidata and Wikipedia Infoboxes, 05 May. Agenda
  • Upcoming: live SPARQL queries in French by Vigneron, Tuesday May 5 at 20:00 CEST (UTC+2)

• Press, articles, blog posts, videos
  • Wikipedia Weekly Network - LIVE Wikidata editing: YouTube
  • Art+Feminism Office Hours: Introduction to Editing Wikidata: YouTube
  • Webinar on why and how to contribute to Wikipedia and Wikidata? (in French): YouTube

• Tool of the week
  • ProWD explores completeness for entities and classes.

• Other Noteworthy Stuff
  • MachtSinn, a tool that allows you to easily add Senses to Lexemes, has lately been improved significantly
  • 33,000 values of British Museum person or institution ID (d:Property:P1711) now have a useful target again. After their being mostly inoperative for several years, the new British Museum website now has information pages matching these values, with links to related objects. (Example). To work around bug T112081, a script by Andrew Gray is going through the items making null edits to update the relevant URLs.
  • Outdated copy of wb_terms has been dropped on April 29th

• Did you know?
  • Newest properties:
    • General datatypes: none
    • External identifiers: COVIDWHO ID, Sicilian Regional Assembly ID, Sicilian Regional Assembly numeric ID, Accademia delle Scienze di Torino ID, Republic of Korea Parliamentarian Society ID, NKAA ID, MémorialGenWeb monument ID, History Colorado ID, SciProfiles ID, Bibliotheca Augustana author ID, CONI honoured ID, DGHS facility code, Diels-Kranz ID, DPVweb ID, Maryland's National Register Properties ID, Encyclopaedia Metallum label ID, WhatDoTheyKnow organisation ID, FactGrid item ID, Heritage Gateway ID, RPPS ID, Priset of Archidiecezja Gdańska ID, Sejm-Wielki.pl profile ID, Extratime.ie player ID, Slovak Registration ID, Infames Romani ID, Itch.io developer profile, Oregon Historic Sites Database ID
  • New property proposals to review:
    • General datatypes: Ex-libris, tabular case data, Geneanet URL(s), transitivity, Compatible with
    • External identifiers: DPE school code, identifiant Prix de Lausanne, CDAPNC author ID, identificativo Giunta regionale della Sicilia, Goodreads work ID, Wikilengua, BeWeb cultural institution ID, Anagrafe Istituti Culturali Ecclesiastici ID, Group Properties wiki ID, House Divided ID, Southwest Harbor Public Library item, Gitabitan.net ID, The Conversation author ID
  • Query examples:
    • Map of countries receiving the Nobel peace prize (Source)
    • Map of geolocated Argentine libraries (Source)
    • Recipes that include garlic (Source)
    • Images of postcards from the catalog of the Regional bibliography of Saxony (Source)
  • French municipalities which have the property "archived by" (P485) for the departmental archives of Bouches-du-Rhône (Source)
    • Municipalities with less than 5,000 inhabitants in the Basque Country (Source)
    • People born in Wales who became head of government in Wales or overseas (Source)
    • Average stardate of Star Trek episodes (Source)
    • Municipalities in mainland France with more than 50,000 inhabitants (Source)
    • Graph showing direct ancestral lines linking Boris Johnson and George I, and Jesus and Abraham (Source)
    • Photos by Carlton Watkins with their collection (Source)
    • Works from Louvre Museum whose inventory number begins with an S (Source)
    • Works from the Islamic arts department of Louvre Museum (Source)
    • Map of artists with place of their birth on Wikidata (Source)
    • Location and image of the cathedrals of Paris (Source)
    • Jewish art collectors and dealers who were murdered in Nazi concentration camps (Source)
  • Newest database reports: Notable descedents of Mayflower passengers

• Development
  • Add monolingual language codes rm-rumgr, rm-surmiran, rm-sursilv, rm-sutsilv, rm-vallader, rm-puter (phab:T222426)
  • More work on the test system for federated properties
  • More work on displaying statements with federated properties (phab:T246606)
  • Bridge: more work on generic error screens (phab:T241126)
  • Bridge: warn the user that they are about to edit anonymously (phab:T246676)
  • Work on a Wikidata distributed game for automated finding of references
  • Automated finding references: build a scraper, simple value matching, item analyzer
  • Have the focus on field when adding new element on Sense (phab:T203461)
  • Add more properties to the PageImages list (phab:T249811)
  • Use strict types everywhere in Wikibase (phab:T251382)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Events
  • Past: Remote Wikimedia Hackathon, May 9-10 (see the showcase replay and the description of projects). Several Wikidata-related sessions took place:
    • Working on Wikidata Lexeme Forms tool by Lucas Werkmeister: Part 1, Part 2
    • Wikidata: Figure skating workflow, starting from scratch (installing and configuring everything on a new computer) by Harmonia Amanda: Part 1, Part 2, Part 3
  • Past: Wikidata local school gathering was organised by Wikidata Taiwan. Link to Event page and dashboard
  • Upcoming: Live SPARQL queries session in French about Lexemes by Vigneron, May 12th at 20:00 CEST
  • Upcoming: Live Wikidata editing about video games by JeanFred, May 13th at 19:30 CEST

• Press, articles, blog posts, videos
  • Webinar introducing Wikidata and adding wikidata=* tags into OpenStreetMap objects for OpenStreetMap contributors in the Philippines (in English and Tagalog): YouTube
  • Wikidata Course at TAU: Hosting Mark Graham from the Internet Archive
    • Part 1 - Meet the Archive: YouTube
    • Part 2 - The IA & Wikimedia: YouTube
  • Wikidata Course at TAU: Hosting Lydia Pintscher from Wikimedia Deutschland
    • Part 1 - Wikidata - current state: YouTube
    • Part 2 - Wikibase & Lexemes: YouTube
    • Part 3 - Shape Expressions & Schemas: YouTube
  • How to create external identifiers on Wikidata (in Italian): YouTube
  • Open Data and Wikidata training (in Mandarin Chinese): YouTube
  • Bandaid: using Wikidata to generate band names

• Tool of the week
  • WikidataExtract extracts schemas (shape expressions) from Wikidata entities

• Other Noteworthy Stuff
  • Wikidata:WikiProject Authority control/VIAF linking to multiple items has been created: most of the items listed probably need merging - have a look!
  • New tool: universal almanac based on Wikidata by Alexander Doria
  • A proposal for a new Wikiproject Wikilambda that allows creating multilingual content in Wikidata that can be used in all Wikipedias. Signatures of support are needed and discussion and questions are welcomed!
  • V1 of Wikidata Bridge is almost ready to be tested on Catalan Wikipedia

• Did you know?
  • Newest properties:
    • General datatypes: general property-based URL formatter, hardiness of plant, hardiness zone, ex-libris, voting system, supported metadata, tabular case data, Gazette of India notification
    • External identifiers: motorsportstats.com team ID, Canadiana NCF ID, Indian Railways train number, SNCF Station Identifier, South African Company Registration Number, DART-Europe thesis ID, DoME exhibition ID, DPE school code, Epistemonikos ID, Lexikon der Filmbegriffe ID, National Library of Israel J9U ID, UK Modern House Index architect ID, UK Modern House Index building ID, Joconde technique ID, PragerU presenter ID, regional government of Sicily ID, Anagrafe Istituti Culturali Ecclesiastici ID, BeWeb cultural institution ID, ACUM work ID, Reta Vortaro ID, Mozilla Developer Network article
  • New property proposals to review:
    • General datatypes: social media followers, Gobbledygook, forearm length, number of stepchildren, number of adopted children, CV, axe, banned in
    • External identifiers: NMMA built heritage ID, NMMA antiquities ID, Super Mario Wiki ID, Philadelphia Museum of Art person ID, Archaeology in Greece Online place ID, iDAI.gazetteer ID, iDAI.chronontology ID, identifiant SILL d'un logiciel, Lower Austrian Castle ID, Naturdenkmal-ID Landkreis Oberspreewald-Lausitz, Bookogs credit ID, Bookogs work ID, Bookogs book ID, GMC membership number, Bibliography of the History of Slovakia ID, LombardiaBeniCulturali author ID, Augustins de l'Assomption ID, ASUT ID, Niden INE
  • Query examples:
    • Films claimed to pass the Bechdel test with less than 2 female cast members in Wikidata
    • African-American librarians in Wikidata that don't have Wikipedia articles (Source)
    • Magicians with known precise birth date (Source)
    • Sheffield Shield cricket players and the number of states they have played in (Source)
    • Number of Twitter followers of scientists at Dutch universities (Source)
    • Former United Kingdom Parliament MP's still living (by first election) (Source)
    • Number of paintings in National Gallery with artist and gender (Source)
    • Nearby table tennis tables to public spaces for the Wiki Explorer Android application (Source)
    • Map of Ramsar sites in France (Source)
    • Highest software version numbers recorded on Wikidata (Source)
  • Newest WikiProjects: Speed skating, Witches

• Development
  • Display statements with federated properties (phab:T246606)
  • Federated properties: fix a bug that caused some properties to not appear in search results (phab:T252024)
  • Wikidata Bridge: more work on error messages
  • Prevent Wikibase schema updaters to modify database directly (phab:T249598)
  • Write a technical RFC about site-wide edit rate limiting (phab:T247459)
  • Fix an issue on Wikibase: property names are missing when rendering (phab:T247196)
  • More work on automated references

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!

• Discussions
  • New request for comments: Date in Wikidata not properly translated in Wikipedia table, Disallow merging into newer entity

• Events
  • Upcoming: WikidataLab XXXIII: Wiki-Education and Data Literacy with Shani Evenstein - May 21st 1pm - 7pm (UTC). Organized by Wiki Movement Brazil User Group, the training will be held in English this time! Join us remotely!
  • Upcoming: Next Linked Data for Libraries LD4 Wikidata Affinity Group call: João Alexandre Peschanski on Wikidata + Education projects he has worked on in Brazil, 19 May. Agenda
  • Upcoming: Indian scientists datathon by Wikidata:WikiProject India. May 22nd to 24th, IST.
  • Past: Live SPARQL queries session in French about Lexemes by Vigneron, May 12th at 20:00 CEST
  • Past: Live Wikidata editing about video games by JeanFred (replay), May 13th at 19:30 CEST

• Press, articles, blog posts, videos
  • WhatDoTheyKnow in Wikidata (blog post)
  • How to use the Wikidata Query Service (in Italian): YouTube
  • Introduction to Wikidata and data modeling: YouTube

• Tool of the week
  • WikidataTrust.jsP updates the interface with the contributors to each statement, label, description and sitelink. It is similar to the “blame” tool on text-based wikis.

• Other Noteworthy Stuff
  • Update about the Wikidata 8th birthday events regarding the COVID19 situation
  • The Wikimedia movement strategy recommendations have been published
  • Read-only time for Wikidata on Tuesday 19th May at 05:00 AM UTC for 15 minutes due to upgrade and restart of services. Services targeting Wikidata may not work during the meantime.

• Did you know?
  • Newest properties:
    • General datatypes: tilt, curriculum vitae
    • External identifiers: The Conversation author ID, SILL ID of a software, LombardiaBeniCulturali artwork author ID, Bookogs work ID, Gitabitan.net ID, Arlington Cemetery person ID, CDAPNC author ID
  • New property proposals to review:
    • General datatypes: selma'o, originated from individual of taxon, media franchise, préposition, Edible parts, local time, langue fille, langue mère, langue sœur, banned in
    • External identifiers: LiederNet author ID, LiederNet composer ID, LiederNet text ID, LiederNet song cycle ID, Colon Classification, Wyoming SHPO ID, norsk fangeregister person ID, K-Scholar ID, Wiener Wohnen ID, MDAH's HRI ID, National Register Database, Louisiana ID, RI National Register Search ID, MACRIS ID, Mod DB mod ID, GameBanana video game ID, NexusMods video game ID, BaGLAMa GID, Arkansas Register of Historic Places ID, Mediaqueer.ca Artist ID, Mediaqueer.ca Movie ID, SNES central game ID, CTHS author ID, correspondent of, Liszt Academy Lexikon person ID, 500 Queer Scientists profile, WorldFootball.net stadium ID, Worlds Without End author ID, Goodreads work ID, FlashScore.com player ID, National Football Teams.com match ID, LombardiaBeniCulturali architecture author ID, Origin game ID, Ubisoft Store game ID, LGBT Danmark dictionary ID, Book Marks ID
  • Deleted properties: P727
  • Query examples:
    • Recommended units of measurement listed in the SI Brochure (9th, concise edition) (Source)
    • Border with which all the municipalities of the Basque Country share (Source)
    • Map of hospitals (blue) and health centers (green) of Argentina (Source)
    • Best snipers of the world by number of victims of killer (Source)
    • Plans and photographs of the restoration works of cathedrals in the 19th century contained in the French National Archives) (Source)
    • Map of railways stations in France (Source)
    • List of African countries with their current leaders and their ages (Source)
    • Point in time of Advisor and Student relationships for professions mathematician and computer scientist (Source)
    • Drawings with an image that depicts a ship (Source)
    • Map of National parks in Sweden (Source)
    • US States with an A (Source)

• Development
  • In the query service, variable names with non-“Latin” characters (e. g. ?fiancé, ?π) can now be used more easily. (T227952)
  • Wikidata Bridge: more work on error messages and warnings (phab:T246676, phab:T247250, phab:T244361)
  • Federated properties: display statements made with deleted properties (phab:T250785)
  • More work on fixing error messages on Wikidata's edit interface (phab:T247690)
  • Form grammatical features: connect labels and inputs (phab:T198703)

You can see all open tickets related to Wikidata here. If you want to help, you can also have a look at the tasks needing a volunteer.

• Monthly Tasks
  • Add labels, in your own language(s), for the new properties listed above.
  • Comment on property proposals: all open proposals
  • Suggested and open tasks!
  • Contribute to a Showcase item.
  • Help translate or proofread the interface and documentation pages, in your own language!
  • Help merge identical items across Wikimedia projects.
  • Help write the next summary!