• Discussions
  • Other: Scientific papers' labels in other languages than English
• Events
  • Upcoming: Wikidata/Wikibase office hour, 16:00 UTC on Wednesday 28th April 2021 (18:00 Berlin time), on the Wikidata Telegram channel.
  • Upcoming: The next Wikibase live session is 16:00 UTC on Thursday 29th April 2021 (18:00 Berlin time). Everyone is welcome to come and share out about your project or what you're working on around Wikibase.
  • Upcoming: OpenStreetMap TW x Wikidata Taiwan Taipei (Q1867) Meetup 2021-05-10
  • COSCUP 2021 CFP is now open
  • Upcoming: LIVE Wikidata editing #42 - YouTube, Facebook, May 1
  • Upcoming: Online Wikidata meetup in Swedish #60, May 2

• Press, articles, blog posts, videos
  • User:Lucas Werkmeister/P642 considered harmful
  • New extension: Wikibase EDTF by Professional.Wiki ( Demo video)
  • Videos
    • OpenStreetMap x Wikidata Meetup #27 - Wikidata Lexeme Teaching - LBRY, Odysee
    • (Workshop) Introduction to Wikidata by Lucie Aimée Kaffee
    • Graphic Possibilities Comics Wikidata Tutorial
    • SPARQL tutorial (in Portuguese)
    • An Introduction to Wikidata (in Malayalam)
    • Wikidata tutorials in Albanian ( 1, 2, 3, 4)
    • SPARQL #Wikidata back to basics (in French)
    • (Workshop) #1Lib1Ref​ on Wikidata
    • Adding an article to Wikidata by DOI (in Portuguese) - YouTube
    • LIVE Wikidata editing #41 - YouTube, Facebook
    • Working with Zotero on WiKidata (in Italian) - YouTube

• Tool of the week
  • User:So9q/AddNewLexemeMenu.js is a userscript that adds a section to the sidebar with links for creating new lexemes.

• Other Noteworthy Stuff
  • WMDE built two tools to help editors get a better understanding of the quality of Wikidata's data in a specific area of interest. Try them out and let us know what you think.
    • Item Quality Evaluator
    • Constraint Violation Checker
  • Collaborative translation of Cita is now available on translatewiki.net. Cita is a Wikidata addon that adds citations metadata support to Zotero, using cites work (P2860) information from Wikidata, and enabling users to easily contribute missing data. Cita is currently under development with a WikiCite grant from the Wikimedia Foundation, and presentation workshops will be held on May 27th (Spanish) and May 31st (English). More info and pre-registration here.
  • RaiseWikibase is a tool for speeding up multilingual knowledge graph construction with Wikibase. Among other features, it can be utilized to create a mini Wikibase instance with Wikidata properties in a few minutes.
  • SPARQL-Blockly is a tool to visualise and construct SPARQL queries as visual blocks ( Wikidata example)
  • Wikibase/FAQ is a living document of a list of frequently asked questions about Wikibase. Community members are welcome to contribute to it.
  • RIP Liz Marley
• Did you know?
  • Newest properties:
    • General datatypes: ALA-LC romanization for Ukrainian
    • External identifiers: ANPI place numeric ID, National Provider Identifier, Dicionário Histórico-Biográfico Brasileiro ID, Brapci author ID, Wikiroute ID, Biographia Benedictina ID, Periodical ID in a database of the Ministry of Culture of the Czech Republic, National Database of Laws and Regulations ID, Russians of Latvia ID, Rekhta author ID, Washington Rare Plant Field Guide ID, DzygaMDB film ID, Bioguiden movie theater ID, MovieMeter person ID, Biblioteca Digital Curt Nimuendajú ID, SonyLIV show ID, Gyldendals Teaterleksikon ID, IAU member ID, LIMA media artist ID, Singers.com ID, HistoryLink essay number, inventory number of a work of art in the Art for the City database, Cimiterium ID, Smithsonian Ark ID, Oregon Poetic Voices poet ID, Encyclopedia of Korean Culture ID, Malaysian school code, Trap Danmark ID, Finna ID, Berliner Bezirkslexikon: Mitte ID, Berliner Bezirkslexikon: Charlottenburg-Wilmersdorf ID, Berliner Bezirkslexikon: Friedrichshain-Kreuzberg ID, Catalogue of the General State Archives ID, CofE archives ID
  • New property proposals to review:
    • General datatypes: accessibility statement URL, symbol represents, main upper course, Political Graveyard geography ID, diel cycle, Taxon holotype location, Smithsonian trinomial prefix, Digital Atlas of Idaho taxon ID, hardware threading standard
    • External identifiers: music austria ID, identifiant Localisation - Joconde du Service des musées de France, identifiant utilisation - Joconde du Service des musées de France, identifiant représentation - Joconde du Service des musées de France, NC Highway Historical Marker Program ID, Forbes (Russia) profile ID, Indiana State Historical Marker Program ID, Digital DISCI ID, The Draft Review ID 2, Reallexikon zur Deutschen Kunstgeschichte ID, Enzyklopädie des europäischen Ostens ID, National Historical Museums of Sweden agent ID, IUCN Green List ID, Gardens of the Roman Empire ID, Historic Hawai‘i Foundation ID, UNITER Award person ID, ID právnické osoby vedené Ministerstvem kultury ČR, CEV Team-ID, Anime Filler List show id, CEV Coach-ID, memento.wien person ID, MyBIS ID, Ultime lettere di condannati a morte e di deportati della Resistenza italiana person ID, am.hayazg.info ID, The Criterion Collection film ID, Digital Library of Armenian Literature author ID, Kielitoimiston sanakirja ID, Gopo Award ID, Director Identification Number, TheTVDB character ID, JECFA number, Norges Fotballforbund klubb ID, representatives1821.gr ID, Parliament of Romania person ID, Apple TV movie ID
  • Query examples:
    • Timeline of road vehicles crashing into Montague Street Bridge, Melbourne, Victoria, Australia
    • Coal-fired power plants in Germany ( Source)
    • Average lifespan by profession (Select the desired columns and get labels) ( Source)
    • The number of natural disasters in various countries since 1970 ( Source)
    • Heads of states/governments whose cause of death was a military casualty ( Source)
    • List of French stations sorted by number of tracks ( Source)
    • Relationship of the different Corona viruses ( Source)
    • Map of about one third of the ancient trees in Bulgaria ( Source)
    • Lexemes without statements or senses by language
  • Newest database reports: Doctor Who companions

• Development
  • wbeditentity now supports editing statements on Senses ( phab:T199896)
  • We added syntax highlighting for viewing Entity Schema pages. There is not syntax highlighting for editing of Entity Schemas yet. ( phab:T238831)
  • Improved the way Lua deals with redirects ( phab:T238831)
  • Worked on making it possible to add a title to the top of a query visualization via a comment in the SPARQL code ( phab:T225883)
  • Discussed how to get persistent storage of constraint violations unstuck as this is a prerequisite to making it easier to analyze and query constraint violations ( phab:T214362)
  • Discussed a high-level plan for how to move forward with checking Wikidata's data against 3rd-party databases
  • Finished work on version 1 of the Query Builder. Not it is awaiting security review before we can deploy it.

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.
  • Take a list of cities in your country, add {{ Item documentation}} in the talk page and have fun looking at people born in this place ordered by number of sitelinks. You may have some surprises!
  • Help write the next summary!

• Events
  • Past: Wikidata+Wikibase office hour happened on April 28th. See notes here (English).
  • Upcoming: International Museum Day, May 3-18, including a Wikidata competition
  • Upcoming: Basics about SPARQL queries live on Twitch and in French by Vigneron, May 4 at 18:00 CEST
  • Upcoming: Scholia - Open Bibliometrics for Researchers webinar on Zoom, May 5 at 10h30 UTC (free, but registration needed)
  • Upcoming: LIVE Wikidata editing #42 - YouTube, Facebook, May 8
  • Upcoming: Online Wikidata meetup in Swedish #61, May 9
  • Upcoming: the next Wikidata bug triage hour will take place on May 17th on the topic of quality constraints
  • Upcoming: Wikimedia Hackathon, May 22-23. The call for proposals for the program is now open until May 9th for the main track (May 19th for the open rooms) More information

• Press, articles, blog posts, videos
  • Blogs
    • WBStack Infrastructure - current deployment and architecture of wbstack.com
  • Videos
    • Mix'n'match workshop in (Italian) - YouTube
    • SPARQL #Wikidata back to basics (in French) - YouTube
    • Wikidata Lab XXVIII: Metadata applications (a technical training on the process of metadata applications development) - YouTube
    • Upload workshop (in Dutch) - datacleaning, reconciliation, upload, embed metadata with exiftool & Upload images with Pattypan and link with Wikidata.
    • LIVE Wikidata editing #42 - YouTube, Facebook
    • Overview of all LIVE Wikidata editing episodes including topics and tools used to make search easier

• Tool of the week
  • Wikinegata is a platform for browsing interesting negations about Wikidata entities. ( Overview video)

• Other Noteworthy Stuff
  • Template:Item classification and Template:Item documentation now include more generic queries for classes: it include the number of subclasses, the number of instances, the number of instances by class, the list of instances and the list of most frequent properties for items of this class.
  • TP organization now includes generic queries for items of class school.
  • Over 3,000,000 usages of taxon name (P225)

• Did you know?
  • Newest properties:
    • General datatypes: field of usage, artist files at, accessibility statement URL, degrees day, Beirut Arab University's Libraries title ID
    • External identifiers: J! Archive player ID, CofE archives name ID, HERO ID, GLEI RAL, Archdiocese of Liverpool parish ID, Yukon Archives authority record ID, CofE archives place ID, NC Highway Historical Marker Program ID, National Historical Museums of Sweden agent ID, Australian Thesaurus of Education Descriptors ID, Enzyklopädie des europäischen Ostens ID, Reallexikon zur Deutschen Kunstgeschichte ID, Oregon Flora Image Project ID, Digital DISCI ID
  • New property proposals to review:
    • General datatypes: Clubhouse account, Danmarks Tekniske Kulturarv book ID, hat Gedenkort, Secondary Archive artist ID, date of probate
    • External identifiers: LMIC musician ID, DC Books store book ID, ctext data entity ID, SAIA authority ID, AdServio school ID, Apple Music label ID, MacArthur Fellows Program ID, Encyclopedia of China Online Database ID, DHLE, APA Dictionary of Psychology entry, Scholarpedia article ID, Biology Online Biology Dictionary entry, Biblioteca di Santa Sabina ID, Biblioteche della Custodia di Terra Santa a Gerusalemme ID, Universal equine life number, Auschwitz Prisoners Database ID, Nevada SHPO marker ID, Sigla ID, Bing Entity ID, light characteristic, Lexikon der österreichischen Provenienzforschung ID, Identificativo Polo bibliografico della Ricerca, LTit person ID
  • Query examples:
    • List number of albums (Q482994) by language (P407) in descending order ( Source)
    • Map of Scottish council areas ( Source)
    • Databases with a SPARQL endpoint, sorted by number of ids known by Wikidata ( Source)
    • List of actors and actresses who died during 2020 ( Source)
  • Newest database reports: new screenwriters

• Development
  • Entity Schemas now have syntax highlighting for viewing ( phab:T238831, example)
  • Reviewing a patch that will make it possible to use templates on d:MediaWiki:Wikibase-SortedProperties. This will for example make it possible to show labels automatically for each Property ID. Thanks, Luca! ( phab:T280787)
  • Evaluated the interviews and other research we did around improvements for lexicographical data
  • Worked on/fixed small remaining bugs in the Query Builder ( phab:T280505, phab:T279928, phab:T279945)
  • Continuing to work on evaluating and addressing scaling issues of the Query Service
  • Provided input to a research team working on a potential new and improved Property Suggester
  • Wikibase: we are completing the final tasks necessary to prepare the Wikibase Spring release and expect to publish new versions of the tarball and Docker images on or before May 15, 2021

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
  • Ongoing
    • Wikidata contest for International Museum from May 3-18 2021
  • Upcoming
    • OpenStreetMap TW x Wikidata Taiwan Taipei (Q1867) Meetup 2021-05-10
    • Basics about SPARQL queries live on Twitch and in French by Vigneron, May 11 at 18:00 CEST
    • Online Wikidata meetup in Swedish #62, May 16
    • Wikidata Bug triage hour about constraints, May 17
    • COSCUP 2021 Call For Papers now open
    • Wikimedia Taiwan x NCKUHis Digital humanities Wikidata Workshop National Cheng Kung University (Q706708), 2021-05-29 ~ 2021-05-31

• Press, articles, blog posts, videos
  • Blogs
    • WBStack setting changes, Federated properties, Wikidata entity mapping & more (covering some of the recent UI and setting changes that happened on WBStack in the past months by Addshore
    • Academic ancestor graphs from Wikidata
  • Papers
    • Roderic D. M. Page, Wikidata and the Bibliography of Life, doi: 10.1101/2021.05.04.442638
    • Friederike Ehrhart, et al. Aresource to explore the discovery of rare diseases and their causative genes (Q106708178), doi: 10.1038/S41597-021-00905-Y
  • Videos
    • SPARQL #Wikidata​ retour aux bases #3 - YouTube
    • Wikidata, Linked Data… all the data! Knowledge representation for everybody - YouTube
    • Wikidata Nigeria tutorials on YouTube - How to contribute to Wikidata, add statements for streets named after a person
    • SPARQL Wikidata tutorial (in Portuguese) - YouTube
    • LIVE Wikidata editing #42 - YouTube, Facebook

• Tool of the week
  • User:Nikki/Ranker.js adds a link to the Ranker tool next to every property on an entity page.

• Other Noteworthy Stuff
  • The Wikibase spring release is now available! This new release is compatible with MediaWiki 1.35 and it contains new features: Federated Properties, WikibaseManifest & Wikibase Pingback.
  • May 2021 Query Builder updates: We finished usability testing of new features and incorporated feedback from users including people with visual impairments and RTL languages. It is now possible to query for dates and we're also looking into making the Query Builder discoverable from the Wikidata Query Service.
  • Template:Generic queries for filmmakers is a new wikidata template which defines generic SPARQL queries specific for filmmakers.
  • Template:Generic queries for occupations is a new wikidata template with generic queries for items of items such as occupations or professions
  • Wikimedia Foundation 2021 Board Elections has been announced. Please sign-up as an Election Volunteer if you'd like to support the elections. Election Volunteers serve as a bridge between the Elections Committee, the facilitation team and the movement.
• Did you know?
  • Newest properties:
    • General datatypes: Digital Atlas of Idaho URL, identifier shared with lexeme, audio transcription
    • External identifiers: MyBIS species ID, Beirut Arab University's Libraries title ID, Gardens of the Roman Empire ID, Ultime lettere di condannati a morte e di deportati della Resistenza italiana person ID, NBM authority ID, MileSplit ID, Mixcloud ID, Forbes (Russia) profile ID, am.hayazg.info ID, bridgesport.ru player ID, APA Dictionary of Psychology entry, The Draft Review ID, Nevada SHPO marker ID, IUCN Green List ID, National Association of Teachers of Singing member ID, Danmarks Tekniske Kulturarv book ID, Auschwitz Prisoners Database ID, Biology Online Biology Dictionary entry, Biblioteca di Santa Sabina ID, Senate of Romania person ID, Chamber of Deputies of Romania person ID, LMIC musician ID, Scholarpedia article ID, Historic Hawai‘i Foundation place ID, Digital Library of Armenian Literature author ID, Den Danske Ordbog article ID, Den Danske Ordbog idiom ID, OpenCorporates register ID, Biblioteche della Custodia di Terra Santa a Gerusalemme ID, IBSF competition ID, SAIA authority ID, Football Association of Norway Club ID, music austria ID, Secondary Archive artist ID
  • New property proposals to review:
    • General datatypes: official podcast, Danish redlist ID, Velocity Relative to Earth, athletics program, North Carolina session law
    • External identifiers: vedidk ID, MyBIS protected area ID, COG ID, Badok ID, Biographical Dictionary of Chinese Christianity person ID, DTB-Gerätturner-ID, Encyclopedia of Renaissance Philosophy ID, UK Renewable Energy Planning Database ID, University of Washington Campus Map ID, Australian Music Centre composer ID, Romanian Ministry of Foreign Affairs - diplomatic mission IDs, SOUNZ work ID, Canadian Music Centre Composer Showcase ID, Repositório da Produção USP Person ID, Online Archive of California finding aid ID, SOSBrutalism ID, Microlepidoptera.nl ID, OSDN project, SOR bird ID, Companies Registration Office (Ireland) Registration Number, ToateAnimalele ID, Muziekencyclopedie ID
  • Query examples:
    • List of French firms without SIREN id (P1616) ordered by number of sitelinks with search links in annuaire-entreprises‧data‧gouv.fr : the query makes it easy to find the SIREN number (P1616) (source Property talk P1616)
    • Number of works per year by researchers supervised by Lars Kai Hansen ( source)
    • Count of sitelinks of Nigerians on Wikidata ( Source)
    • 30 largest cities with female mayor ( Source)
    • Recent locations of boundary stones in Upper Lusatia (see pictures by clicking on the dots) ( Source)
    • Types of items in Australia that don't have identifier properties ( Source)

• Development
  • Omaha-Ponca language is now available for monolingual text properties. ( phab:T265296)
  • Added a meaningful error message when trying to use Special:EntityData with a Lexeme subentity like L123-F1 in cases where the Lexeme L123 was redirected to another Lexeme ( phab:T257494)
  • Changed the “type” and “value type” constraints to ignore deprecated values ( phab:T170401)
  • Working on rendering empty claims in JSON as `claims: {}` instead of `claims: []` ( phab:T241422)
  • Investigating some issues with page_props missing on Commons wiki after adding sitelinks to Commons categories ( phab:T280627)
  • Removed Google Knowledge Graph Id (P2671) and Wolfram Language entity code (P4839) from the Property Suggestions as they are usually not useful suggestions ( phab:T280779)

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
  • Past: Wikidata+Wikibase office hour happened on April 28th. See notes here (English).
  • Upcoming: International Museum Day, May 3-18, including a Wikidata competition
  • Upcoming: Basics about SPARQL queries live on Twitch and in French by Vigneron, May 4 at 18:00 CEST
  • Upcoming: Scholia - Open Bibliometrics for Researchers webinar on Zoom, May 5 at 10h30 UTC (free, but registration needed)
  • Upcoming: LIVE Wikidata editing #42 - YouTube, Facebook, May 8
  • Upcoming: Online Wikidata meetup in Swedish #61, May 9
  • Upcoming: the next Wikidata bug triage hour will take place on May 17th on the topic of quality constraints
  • Upcoming: Wikimedia Hackathon, May 22-23. The call for proposals for the program is now open until May 9th for the main track (May 19th for the open rooms) More information

• Press, articles, blog posts, videos
  • Blogs
    • WBStack Infrastructure - current deployment and architecture of wbstack.com
  • Videos
    • Mix'n'match workshop in (Italian) - YouTube
    • SPARQL #Wikidata back to basics (in French) - YouTube
    • Wikidata Lab XXVIII: Metadata applications (a technical training on the process of metadata applications development) - YouTube
    • Upload workshop (in Dutch) - datacleaning, reconciliation, upload, embed metadata with exiftool & Upload images with Pattypan and link with Wikidata.
    • LIVE Wikidata editing #42 - YouTube, Facebook
    • Overview of all LIVE Wikidata editing episodes including topics and tools used to make search easier

• Tool of the week
  • Wikinegata is a platform for browsing interesting negations about Wikidata entities. ( Overview video)

• Other Noteworthy Stuff
  • Template:Item classification and Template:Item documentation now include more generic queries for classes: it include the number of subclasses, the number of instances, the number of instances by class, the list of instances and the list of most frequent properties for items of this class.
  • TP organization now includes generic queries for items of class school.
  • Over 3,000,000 usages of taxon name (P225)

• Did you know?
  • Newest properties:
    • General datatypes: field of usage, artist files at, accessibility statement URL, degrees day, Beirut Arab University's Libraries title ID
    • External identifiers: J! Archive player ID, CofE archives name ID, HERO ID, GLEI RAL, Archdiocese of Liverpool parish ID, Yukon Archives authority record ID, CofE archives place ID, NC Highway Historical Marker Program ID, National Historical Museums of Sweden agent ID, Australian Thesaurus of Education Descriptors ID, Enzyklopädie des europäischen Ostens ID, Reallexikon zur Deutschen Kunstgeschichte ID, Oregon Flora Image Project ID, Digital DISCI ID
  • New property proposals to review:
    • General datatypes: Clubhouse account, Danmarks Tekniske Kulturarv book ID, hat Gedenkort, Secondary Archive artist ID, date of probate
    • External identifiers: LMIC musician ID, DC Books store book ID, ctext data entity ID, SAIA authority ID, AdServio school ID, Apple Music label ID, MacArthur Fellows Program ID, Encyclopedia of China Online Database ID, DHLE, APA Dictionary of Psychology entry, Scholarpedia article ID, Biology Online Biology Dictionary entry, Biblioteca di Santa Sabina ID, Biblioteche della Custodia di Terra Santa a Gerusalemme ID, Universal equine life number, Auschwitz Prisoners Database ID, Nevada SHPO marker ID, Sigla ID, Bing Entity ID, light characteristic, Lexikon der österreichischen Provenienzforschung ID, Identificativo Polo bibliografico della Ricerca, LTit person ID
  • Query examples:
    • List number of albums (Q482994) by language (P407) in descending order ( Source)
    • Map of Scottish council areas ( Source)
    • Databases with a SPARQL endpoint, sorted by number of ids known by Wikidata ( Source)
    • List of actors and actresses who died during 2020 ( Source)
  • Newest database reports: new screenwriters

• Development
  • Entity Schemas now have syntax highlighting for viewing ( phab:T238831, example)
  • Reviewing a patch that will make it possible to use templates on d:MediaWiki:Wikibase-SortedProperties. This will for example make it possible to show labels automatically for each Property ID. Thanks, Luca! ( phab:T280787)
  • Evaluated the interviews and other research we did around improvements for lexicographical data
  • Worked on/fixed small remaining bugs in the Query Builder ( phab:T280505, phab:T279928, phab:T279945)
  • Continuing to work on evaluating and addressing scaling issues of the Query Service
  • Provided input to a research team working on a potential new and improved Property Suggester
  • Wikibase: we are completing the final tasks necessary to prepare the Wikibase Spring release and expect to publish new versions of the tarball and Docker images on or before May 15, 2021

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:
    • Separating "citations" from all Wikipedia articles by using Wikidata
    • IP Masking Engagement
  • Closed request for comments:
    • Allow for Wikidata items to be created that only link to a single Wikimedia Commons category (Wikidata notability discussion). Outcome --> no change to WD:N
    • Inverse constraint on cause-and-effect properties. Outcome --> constraints were removed

• Events
  • Ongoing:
    • Data literacy snacks - Talk about "Wikibase knowledge graphs for data management & data science" on 23rd of June. For registration, send e-mail to infoberd-bw.de
  • Upcoming
    • SPARQL queries live on Twitch and in French by Vigneron, May 18 at 18:00 CEST
    • Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Mahir Morshed will be discussing Lexemes in Wikidata; Agenda, May 18th.
    • May 21-22, 2021 [16] Boston Rock City: Explore Wikidata and Learn About Local Music: Boston Public Library is partnering with Harvard Library for a guided exploration of Wikidata and local music history. Join us for two days of music and Wikidata editing; no prior experience or punk cred necessary! This public event is free to all and will take place via Zoom; please register in advance. The subject of this project is the Arthur Freedman Collection, and audiovisual archive that captures over four decades of Boston rock music performances. We’ll provide: instructions, tools, data sources, visualizations, optional Discord chat, and a soundtrack. If you have questions, please contact Harvard Library staff member Peter Laurence at laurenc@fas.harvard.edu.
    • Online Wikidata meetup in Swedish #63, May 23
    • OpenStreetMap Taiwan x Wikidata Taiwan Taipei (Q1867) Meetup 2021-06-07 Mozilla Community Space Taipei (Q61752245).

• Press, articles, blog posts, videos
  • Papers
    • Hiba Arnaout et al, Negative Knowledge for Open-world Wikidata ( full text link)
  • Videos
    • LIVE Wikidata editing #44 - YouTube
      • Link to all the Wikipedia Weekly Network/Live Wikidata Editing sessions by Ainali and Abbe98
    • Wikidata, Wikimedia Commons und Wikipedia bearbeiten 2021/001 (in German) - YouTube
    • SPARQL #Wikidata retour aux bases #4 - YouTube
    • How to use Wikidata to list nearby tourist places on a web page (in French) - YouTube
    • How to add lexemes to Wikidata (in Swedish) - YouTube
    • How to edit library data in Wikidata (in Italian) - YouTube
    • Editing the drawings in the Gambara Bovardi collection at the Levi Foundation in Venice on Wikidata (in Italian) - YouTube

• Tool of the week
  • User:Lucas Werkmeister/hyphenation-point.js is a user script that replaces any | characters with U+2027 HYPHENATION POINT when editing hyphenation snaks.

• Other Noteworthy Stuff
  • 20k+ DOIs of Chinese language scientific journal articles have now been added to WD, thanks to scraping->validation->matching->quickstatements workflow built by Stevenliuyi (via a WikiCite eScholarship)
  • Template:Annotate QID (currently on en. & de.Wikisource) allows names and other terms in texts to be semantically annotated with the equivalent QIDs. sv.Wikisource has a similar template.
  • Template:Item documentation displays Template:Generic queries for occupations for items of class occupation (Q12737077) and Template:Generic queries for filmmakers for items with occupation (P106) filmmaker (Q2526255)
  • Wikimedia Foundation 2021 Board Elections has been announced. Please sign-up as an Election Volunteer if you'd like to support the elections. Election Volunteers serve as a bridge between the Elections Committee, the facilitation team and the movement.

• Did you know?
  • Newest properties:
    • General datatypes: identifier shared with lexeme, audio transcription, counterpart position, earned run average, official podcast, diel cycle, intended background color, scope note
    • External identifiers: LMIC musician ID, Scholarpedia article ID, Historic Hawai‘i Foundation place ID, Digital Library of Armenian Literature author ID, Den Danske Ordbog article ID, Den Danske Ordbog idiom ID, OpenCorporates register ID, Biblioteche della Custodia di Terra Santa a Gerusalemme ID, IBSF competition ID, SAIA authority ID, Football Association of Norway club ID, music austria ID, Secondary Archive artist ID, Editorial Freelancers Association member ID, MacArthur Fellows Program ID, representatives1821.gr ID, Memento Vienna person ID, universal equine life number, Encyclopedia of China Online Database ID, Indiana State Historical Marker Program ID, Apple Music label ID (US version), bio.se movie theater ID, MyBIS protected area ID, Dialnet thesis ID, hPSCreg cell line ID, Michigan State University Library Comic Art Collection Record Number, LTit person ID, JECFA number, Badok ID, Sigla ID, DCinemaToday company ID, CEV coach ID, CEV team ID, Encyclopedia of Renaissance Philosophy ID, Biographical Dictionary of Chinese Christianity ID, AdServio ID, PeakVisor peak ID, PeakVisor range ID, PeakVisor area ID, PeakVisor park ID, Anime Filler List show ID, Anime Filler List episode slug, Australian Music Centre composer ID, Danish 2010 redlist identifier, synonymer.se ID, SOUNZ work ID, vedidk ID, Microlepidoptera.nl ID, UNITER Award person ID, sense on DHLE
  • New property proposals to review:
    • General datatypes: infects, setlist, oral history at, DIVA author ID, DIVA record ID, type of lens
    • External identifiers: ToateAnimalele ID, Muziekencyclopedie ID, CDep.Ro NGO ID, causesanti.va ID, Adevărul topic ID, bathingWaterIdentifier, Scenic Washington scenic drives and road trips ID, Bodleian Archives & Manuscripts ID, cIMeC.Ro Museum ID, Newspaper Genre List ID, Styria Museum ID, What Works Clearinghouse study ID, WUA author ID, hush.am person ID, Archive Alsharekh person ID, Douban series ID, RomArchive IDs, Moths and Butterflies of Europe and North Africa ID, Scholasticon person ID, Japan PlayStation Software Database ID, WMF lang code
  • Deleted properties: iFixit repairability score (P7478)
  • Query examples:
    • Number of species belonging to the different IUCN conservation categories ( Source)
    • List of Wikimedia language codes ( Source)
    • Plant genera that honor women ( Source)
    • Poets whose fathers are lawyers ( Source)
    • Phrase-book for types of food (mapping Catalan and English) ( Source)

• Development
  • Fixed the entity usage dashboards that no longer showed data due to technical issues. It tracks how much data from Wikidata is used on the other Wikimedia projects. ( phab:T279762)
  • Configured the Property Suggester to not suggest Google Knowledge Graph ID (P2671) and Wolfram Language entity code (P4839) ( phab:T280779)
  • Investigated remaining issue with updating the page_props table on the client wikis, which is confusing some bots making use of that table ( phab:T280627)
  • Fixed an issue in the Query Builder where it got confused when adding several conditions with the same Property ( phab:T279945)
  • Working on tracking the number of edits per namespace over time ( phab:T281356)
  • Working on fixing a bug where old revisions of Items have edit buttons but should not ( phab:T281587)
  • Fixing an issue where value suggestions are not showing all values that are defined in the property constraint ( phab:T280650)

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.
  • Near 6,100 items have the Template:Item documentation in their talk page. Help deploy this template.
  • Help write the next summary!

• Events
  • Past
    • HackaLOD Online: Estimating the interest of art relationships with Wikidata - YouTube
  • Ongoing
    • #1Lib1Ref Campaign by IFLA Wikidata Working Group (May 15 - June 5)
      • #1Lib1Ref Campaign in Italy, as part of the IFLA Wikidata Working Group campaign (May 15 - June 5); more than 10k references have already been added (see the dashboard for more details)
  • Upcoming
    • The next Wikibase live session is 16:00 UTC on Thursday 27th May 2021 (18:00 Berlin time). Everyone is welcome to come and share out about your project or what you're working on around Wikibase.
    • 27/05 (17h UTC): Wikidata Lab XXIX: Roundtripping process with Ederporto, Pharos e Susannaanas (in English), on YouTube
    • SPARQL queries live on Twitch and in French by Vigneron, May 25 at 18:00 CEST
    • LIVE Wikidata editing #45 - YouTube, Facebook, May 29 at 18:00 UTC
    • Online Wikidata meetup in Swedish #64, May 30
    • LD4 Wikibase Working Hour: The history, present and future of WBStack & WBaas (Wikibase as a service) 27 May 2021, 1PM Eastern US. Please fill in this form to register!

• Press, articles, blog posts, videos
  • Blogs
    • KELM: Integrating Knowledge Graphs with Language Model Pre-training Corpora. Wikidata was used to generate sentences to train a language model.
    • An Introduction to Knowledge Graphs
  • Videos
    • Wikimedia Hackathon 2021 - Main track - Saturday 22
    • Curating bibliographic metadata of scholarly publications: demo of Wikidata-based Scholia workflows
    • Demo of Ordia, a Wikidata tool to visualize lexicographic information from Wikidata
    • Adding references to Wikidata items, as part of #1Lib1Ref campaign (in Italian)

• Tool of the week
  • User:Jon Harald Søby/compact items.css is a stylesheet that shrinks the vertical space items take up on your screen, reducing the need to scroll to get an overview of an item. ( screenshot)

• Other Noteworthy Stuff
  • The prefix [[lexemes:]] allows to link to a search for lexemes on any Wikimedia wiki. Sample: lexemes:describe ( project chat announcement).
  • The wikidata-lang JS module got a major update, and now makes accessible pre-generated mappings between Wikidata ids, Wikimedia language code (P424), ISO 639-1 code (P218), ISO 639-2 code (P219), ISO 639-3 code (P220), and ISO 639-6 code (P221), that can also be used by non-JS programs by fetching the desired JSON. Examples:
    • mapping of Wikimedia language codes to Wikidata ids
    • mapping of ISO 639-2 to Wikimedia language codes
  • Wikidata-related projects that have been developed/improved during the Wikimedia Hackathon 2021:
    • User:Lucas_Werkmeister/Ranker - Finished and announced the batch modes for the Ranker tool, allowing users to edit the ranks of statements in Wikidata or Structured Data on Commons in bulk
    • Wikidata Lexeme Forms: Portuguese modal adverb - Deployed support for Portuguese modal adverbs in the Wikidata Lexeme Forms tool
    • User:Jon Harald Søby/addSenseImage.js - User script to add images to sense statements on lexemes
    • Wikidata:Tools/Enhance user interface#identifierInput.js - fixing a bug in IdentifierInput.js gadget for Wikidata to better handle when a property has no format restraints

• Did you know?
  • Newest properties:
    • General datatypes: type of lens, oral history at, official map URL
    • External identifiers: The Criterion Collection film ID, Lexikon der österreichischen Provenienzforschung ID, Apple TV movie ID, Canadian Music Centre Composer Showcase ID, causesanti.va ID, Muziekencyclopedie ID, North Carolina session law, #SOSBrutalism ID, Online Archive of California finding aid ID, Museums in Styria ID, Bodleian Archives & Manuscripts person ID, SOR bird ID, ToateAnimalele ID, Polo bibliografico della ricerca entity ID, Polo bibliografico della ricerca author ID, OSDN project, Scholasticon person ID
  • New property proposals to review:
    • General datatypes: music for work, in sense, academic calendar type
    • External identifiers: Romanistenlexikon ID, Buzer.de law identification, senato.archivioluce.it person ID, Apple TV show ID, Apple TV episode ID, Australian Music Centre work ID, fondoambiente.it ID, Unified book number, GLEI ELF, RBF event ID, Poetsgate poet ID, Badkartan.se ID, Book Owners Online person ID, ifixit device ID, Price One Penny Author ID, Price One Penny Publisher ID, Price One Penny Work ID, Medical Institution Code, AlternativeTo software ID, RoBasketballFed IDs, Online Coins of the Roman Empire ID, bathingWaterIdentifier, Enciclopedia della Matematica ID
  • Query examples:
    • Danish idioms ( Source)
    • Map of coronavirus research organizations active from before 2020 ( Source)
    • Scholarly articles about COVID-19 with "Wikipedia" in the title
    • 20th-century UK parliaments with count of father/mother who were MPs ( Source)
    • The tallest known female politicians ( Source)
    • Writing systems/characters and their year of appearance ( Source)
    • Nocturnal animals based on diel cycle ( Source)
  • Newest database reports: Doctor Who episodes (new series)

• Development
  • Designing and planning for the first version of a tool to compare Wikidata's data against other databases and find mismatches that might need fixing
  • Looking into unit conversion for the Commons Query Service ( phab:T281468)
  • Improving RDF export performance problems for very large Items ( phab:T281272)
  • Fixed entity suggestions not showing all Items defined in that Property's constraint ( phab:T280650)
  • Removed edit buttons that had reappeared on old revisions of Items where they shouldn't be ( phab:T281587)

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!

• Discussions
  • Closed request for comments:
    • Cleaning up the ontology of anonymous. Outcome: New model adopted, documentation updated.

• Events
  • Past
    • Wikibase Community User Group monthly meetings- May 2021
    • How to add references on Wikidata (# 1Lib1Ref 2021) - working hour (2)
    • SPARQL #Wikidata divers
      • Session du mardi 18 mai
      • Session du mardi 25 mai
  • Upcoming
    • SPARQL queries live on Twitch and in French by Vigneron, June 1 at 18:00 CEST
    • Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Affinity Group Co-facilitators will recap the last year, introduce plans for the coming year, and receive suggestions from the community for future sessions.; [17], June 1st.
    • Online Wikidata meetup in Swedish #65, June 6
    • Meta meeting of the Wikibase Community User Group, to solve issues related to its affilation to the Wikimedia Foundation, June 9
    • Wikidata Bug Triage Hour about quality constraints, June 17

• Press, articles, blog posts, videos
  • Papers
    • Mapping of ImageNet and Wikidata for Knowledge Graphs Enabled Computer Vision
  • Videos
    • Wikidata Lab XXIX: Roundtripping process
    • Use of VanderBot Wikidata API writing script ( testing)
    • LIVE Wikidata editing #45 - YouTube, Facebook

• Tool of the week
  • User:So9q/ordia-link.js - is a script to add a link to Ordia in the Tools section on items.

• Other Noteworthy Stuff
  • Call to participation in interview study to building a recommender system that can help improve the editing experience in Wikidata: Researchers at King's College London develop a personalized recommendation system to suggest Wikidata items for the editors based on their interests and preferences. The researchers are inviting volunteers to interview them about their current ways to choose the items you work on in order to understand the factors that might influence such a decision.
  • dewiki considered, but rejected the introduction of local short descriptions to replace those from Wikidata
  • User:Nikki/LexemeEntitySuggester.js was improved to now
    • automatically suggests the existing senses/forms when using demonstrates sense/form
    • automatically suggests items (based on the lemma matching the label or an alias) when using item for this sense
    • and searches for lemmas exactly matching the input when using synonym, antonym, hyperonym or pertainym

• Did you know?
  • Newest properties:
    • General datatypes: district heating grid
    • External identifiers: DiVA authority-person, CDep.Ro NGO ID, WUA author ID, hush.am person ID, Moths and Butterflies of Europe and North Africa ID, What Works Clearinghouse study ID, PoetsGate poet ID, Repositório da Produção da USP person ID, ctext data entity ID, Australian Music Centre work ID
  • New property proposals to review:
    • General datatypes: Martian coordinates, gobbledygook
    • External identifiers: Nevada Women's History Project ID, AADFI member ID, Bod-Inc Online author ID, Erfgoedkaart ID, Price One Penny Periodical ID, Price One Penny Library ID, composers.am person ID, armradioarchive.am person ID, Armeniapedia ID, Biographical Encyclopedia of Astronomers ID, AZGS Document Repository ID, electronic Essential Medicines List medicine ID, PAS member ID, ℒoviℱm Top Songs ID, 20th Century Chinese Biographical Database ID, Dizionario Biografico dell'Educazione (1800-2000) ID, BIU Santé image bank ID, cadastral plot in France, Internet Game Database developer ID, allabolag.se person ID, Olschki author ID
  • Query examples:
    • People with bird-like surnames in Czech ( Source)
    • Properties used to link from preprints (Q580922) to scholarly articles (Q13442814) ( Source)
    • Birthplace of Spanish poets ( Source)
    • UK Parliaments since 1801 with number of members, number of distinct member-terms, and count of missing seats/parties. ( Source)
  • Newest database reports: Fresnel lenses of lighthouses

• Development
  • Italian Wikiversity used Lua on their Recent Changes SpecialPage via overwriting a MediaWiki message. Our code used to not expect that, now it does. ( phab:T283240)
  • Updating the panel that tracks Wikidata edits over time in different namespaces to include all namespaces ( phab:T281356)
  • Working on adding a new constraints type for Lexemes ( phab:T200689)
  • Working on designs for improving Special:NewLexeme
  • Working on designs for the system to find mismatches between Wikidata's data and other databases
  • Fixing some malformed globe-coordinate precisions in the database ( phab:T283576)

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
  • Past:
    • Wikimedia Hackathon 2021 (replay) " Wikidata Live Querying" by Lucas Werkmeister
    • SPARQL #Wikidata Préfixes 1/2 (in French) - YouTube
  • Upcoming:
    • Meta meeting of the Wikibase Community User Group, Wednesday, June 9, 16:00 UTC
    • LIVE Wikidata editing #46 - YouTube, Facebook, June 12 at 18:00 UTC
    • Online Wikidata meetup in Swedish #66, June 13
    • (Dutch) 16 june 2021, 15.00-16.30 CEST, "Universiteitsbibliotheek: Bijzondere Collecties zichtbaar en vindbaar maken in Wikidata", during " Digitaal Erfgoed @UM | zichtbaar, bruikbaar, houdbaar"

• Press, articles, blog posts, videos
  • Blogs
    • "Wikidata and R: a perfect pair" by Evolution and evolvability and Canley. A WikiCite eScholarship.
    • " Brazil’s Laws: Modeling the Brazilian legislation in Wikidata", by Ederporto. A WikiCite project grant project.
  • Papers
    • (Preprint) KGPool: Dynamic Knowledge Graph Context Selection for Relation Extraction (Wikidata dataset used in evaluation)
    • (Article) “Wikidata Projects in Times of COVID-19: IUPUI Libraries’ Engagement in Open Knowledge”
    • (Presentation) Explore, Analyse and Translate Multilingual Wikidata Properties by User:Jsamwrites at Contribuling
  • Videos
    • Understanding data import into Wikidata via Quickstatements (in Portuguese) - YouTube
    • Workshop for "Cita": a Wikidata addon for Zotero, hosted by Diegodlh - English & en español. A WikiCite grant project.
    • Wikidata: Municipalities of Romania + a map of places in Kuopio - YouTube
    • Wikidata Editing training (in Tamil) - YouTube
    • Excursus: Wikidata Knowledge Graph - YouTube

• Tool of the week
  • Wikidata Image Positions is a tool to show and add relative position within image (P2677) qualifiers on depicts (P180) statements on Wikidata items as areas on the item’s image (P18).

• Did you know?
  • Newest properties:
    • General datatypes: none
    • External identifiers: Badkartan.se ID, Eionet bathingWaterIdentifier, ifixit device ID, AlternativeTo software ID, Price One Penny author ID, Nevada Women's History Project ID, Treccani's Enciclopedia della Matematica ID, Price One Penny work ID, Price One Penny library ID, Price One Penny publisher ID, Dizionario Biografico dell'Educazione (1800–2000) ID, Biographical Encyclopedia of Astronomers ID, Romanistenlexikon ID, composers.am person ID, Armeniapedia ID, OpenCorporates register jurisdiction, armradioarchive.am person ID, PANGO lineage code, AZGS Document Repository ID, AADFI member ID, electronic Essential Medicines List medicine ID, Japan PlayStation Software Database ID, Erfgoedkaart ID, Romanian diplomatic mission ID, Foreign diplomatic mission in Romania ID, PAS member ID, fondoambiente.it ID
  • New property proposals to review:
    • General datatypes: Range, not found in, LdiF person ID, board game mechanism, Date of resignation
    • External identifiers: DIP-ID, Castforward ID, Istituto Veneto di Scienze, Lettere ed Arti member ID, EBAF ID, FCCOS ID, Dutch Caribbean Species Register ID, TBDB ID, cirkev.cz bohoslužby ID, Ropiky.net pillbox ID, GCD creator ID
  • Query examples:
    • Properties used to describe themselves ( Inspiration)
    • Most common name in Germany by year of birth ( Source)
    • Famous (not French) people born in France ( Source)

• Development
  • You can now add a title to a query visualisation by adding #title:YourTitle to your SPARQL code ( phab:T225883, example query with a title)
  • Added a new constraints type to indicate that a certain Property should only be used on Lexemes of a certain language ( phab:T200689)
  • Working on not checking the format constraints via SPARQL to take that load off the SPARQL endpoint and make it technically better ( phab:T176312)
  • Working on making the API-Sandbox not suggest edits to real Items ( phab:T219215)

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
  • Past
    • SPARQL #Wikidata Préfixes 2/2 (session 8) - YouTube
    • Open Repositories 2021: Wikidata Integration with Repository Contents - YouTube
    • Information Service Engineering 2021
      • SPARQL complex queries, SPARQL aggregation and variable assignment, Wikidata SPARQL examples
      • SPARQL Federated Queries, DBpedia and Wikidata, SPARQL query aggregation and variable assignment
  • Upcoming
    • Next Linked Data for Libraries LD4 Wikidata Affinity Group call: Diego de la Hera on Cita, a Wikidata add-on for Zotero. Agenda, June 15
    • Wikidata Bug Triage Hour about quality constraints, June 17
    • LIVE Wikidata editing #47 - YouTube, Facebook, June 19 at 18:00 UTC
    • Online Wikidata meetup in Swedish #67, June 20
    • OpenStreetMap TW x Wikidata Taiwan Taipei (Q1867) Meetup 2021-07-05

• Press, articles, blog posts, videos
  • Videos
    • Gateway into Linked Data: Breaking silos with Wikidata - YouTube
    • LIVE Wikidata editing #46 - YouTube, Facebook

• Tool of the week
  • SPARQL Jupyter notebooks in PAWS: PAWS is a wikitech services which allows to run Jupyter notebooks. There is a SPARQL kernel which makes it possible to run SPARQL queries. See this example notebook.

• Other Noteworthy Stuff
  • Wikidata Community/Diversity 2021 Survey has been published. The results are meant to serve as a baseline to see how the community might (not) change in the future.
  • WikidataCon 2021: A sustainable future for Wikidata. Information about "the conference theme, its three-day program structure and a special project on diversity taking place before the conference itself".
  • The call for candidates for 2021 Wikimedia Foundation Board elections has begun on June 9. The last date to apply is June 29, 2021.

• Did you know?
  • Newest properties:
    • General datatypes: personality trait of fictional character
    • External identifiers: Dizionario Biografico dell'Educazione (1800–2000) ID, Biographical Encyclopedia of Astronomers ID, Romanistenlexikon ID, composers.am person ID, Armeniapedia ID, OpenCorporates register jurisdiction, armradioarchive.am person ID, PANGO lineage code, AZGS Document Repository ID, AADFI member ID, electronic Essential Medicines List medicine ID, Japan PlayStation Software Database ID, Erfgoedkaart ID, Romanian diplomatic mission ID, Foreign diplomatic mission in Romania ID, PAS member ID, fondoambiente.it ID, Olschki author ID, French Etalab parcel visualization code, Geneanet family name ID, Online Coins of the Roman Empire ID, senato.archivioluce.it person ID, DIP ID, Newspaper Genre List ID, Dutch Caribbean Species Register ID, Internet Game Database developer ID, Book Owners Online person ID, Bod-Inc Online author ID, Burke Herbarium Image Collection ID, Ropiky.net pillbox ID, Istituto Veneto di Scienze, Lettere ed Arti member ID
  • New property proposals to review:
    • General datatypes: LdiF person ID, board game mechanism, Date of resignation, sex or gender of the position, regime, earliest known OpenTimestamps, Biblioteca Nacional de Maestros, named after lexeme
    • External identifiers: TBDB ID, cirkev.cz bohoslužby ID, GCD creator ID, Memobase ID, Central records of collections ID, Musica Baltica person ID, Standard Citation Forms ID, Montana Field Guide species ID, PRISM Break project ID, Idaho Species ID, Room of Names ID, ZKM person ID, fotodok ID, IFFR film director ID, EUIPO OoC-name id, Gutenberg Biographics ID, EUIPO OoC-work id, Games@Mail.ru ID, museumPASSmusées ID, Handlingar.se, NAD agent ID, Bundesstiftung Aufarbeitung person ID, OlympicsIL ID
  • Query examples:
    • Lakes within 10 km of Berlin
    • Old bath pictures from Swedish Digitalmuseum
    • Bath water in Sweden with distance to the center of the lake it is connected to
    • Bath water in Sweden located in Nature reserves (protected area, geojson)
    • Map of the standard English and Welsh spellings of all places in the database ( Source)
    • Films directed by Agnès Varda and their publication date ( Source)
    • List of women who hold or have held the position of rector at a university ( Source)
  • Schema examples:
    • EntitySchema:E319 - European bath waters
  • Newest WikiProjects:
    • Wikidata:WikiProject European Bath Waters - Europe is open up and its summer - lets add bath waters to Wikidata

• Development
  • Working on no longer using the Query Service to evaluate Constraints Checks regular expressions (this should make our checks faster and allow for further improvements) ( phab:T176312)
  • Changing the rate limits for assigning Item IDs further, which should result in even fewer Q-IDs being skipped in the future ( phab:T284538)
  • Finalizing the concepts for a tool to help work on mismatches between Wikidata's data and other databases/websites/...

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!