Dyskusja wikipedysty:PMG/Archiwum 46

• 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 Praga (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!