User talk:Christian75

Events

• Upcoming events: Tuscan Women & Wikidata - data entry lab for shared memory, 5 March.

Press, articles, blog posts, videos

• Blogs
  • WMDE Blog - Highlights of Data Reuse Days: The post showcases 3 excellent apps: WikiFlix (public domain full-length films), KDE Itinerary (travel assistant app) and Scribe Keyboard (easier writing in secondary languages). These are just some of the applications built using Wikidata; check out more at the Data Reuse Days pages.
  • (German) Digital Stumbling Blocks – How the Wiki Community Drives Remembrance Culture: User:Cookroach highlights the efforts of Wikimedians across projects (Wikidata, Wikipedia, Commons) to digitally document the Stolpersteine, brass-plaques laid to commemorate victims of the National Socialism.
  • (German) Digital History Berlin: Field research with LOD - a write-up of the methods, experiences data-model and SPARQl queries of the field research conducted as part of the WikiProject: Field Survey Digital Humanities.
  • (Italian) Wikipedia & Wikidata project for Cesare Alfieri - an introduction to the project to expand articles and data of the archives of Cesare Alfieri University of Florence.
  • Communicating Ontology: Technical approaches for facilitating use of our Wikibase data (Semantic Lab at Pratt Institute)

Tool of the week

• zelph: A new tool for detecting logical contradictions and making inferences in Wikidata, using a rule-based system to improve data quality and derive new facts. Check it out on GitHub or explore results on the project website.
• New Tool for Women’s Day: Scheherazade identifies women without articles in your Wikipedia but present in many others, helping editors prioritize creating missing biographies.

Other Noteworthy Stuff

• Wikimedia Research Fund had launched. You're encourage to submit proposals around Wikidata. The deadline to submit your proposal is April 16, 2025.
• The 4th iteration of the Wikidata:Open Online Course will begin from March 17 until April 30. Whether you're a beginner taking your first steps, an individual in need of a refresher on Wikidata concepts, or a seasoned trainer looking to level up your skills - this course is right for you.

Newest properties and property proposals to review

• Newest General datatypes:
  • model number (identifier for a product model)
  • provides data for property (dataset associated with this external ID usually contains data applicable to this other Wikidata property)
  • items classified (class of items that this classification system classifies)
  • presented works (works of art or creative works performed, displayed or presented at a given event)
  • number of goals scored in penalty shootouts (total number of goals scored by a team in a penalty shootout)
• Newest External identifiers: ‎Thinky Games game ID, Lenape Talking Dictionary ID, Biographical Dictionary of Republican China (X-Boorman) ID, LEMAC ID, Bane NOR station ID, Sutian entry ID, Platform for Taiwan Religion and Folk Culture ID, Meine Abgeordneten ID, Hiking Note plant ID, VGC game ID, VGC company ID, VGC people ID, Archives in Bavaria ID, VGC theme ID, ‎Steam group ID, AllGame game ID (archived)
• New General datatypes property proposals to review:
  • kigo of (the season the sense denotes in haiku in Japanese)
  • Hare Psychopathy Checklist-Revised score (score that the subject have received on the Hare Psychopathy Checklist-Revised psychological assessment tool as administered by a suitably qualified and experienced clinician under scientifically controlled and licensed conditions, standardized conditions)
• New External identifier property proposals to review: Archaeological site (Japan) ID, Hmong Studies Citations ID, GitLab topic, Christchurch City Council Park ID, Clio-online researcher ID, Clio-online web resource ID, Clio-online organization ID, Congress.gov committee ID, AGORHA ID, Crunchyroll artist ID, ZOOM Platform product ID, GCMD keyword ID, KnowWhereGraph entity ID, VejinBooks author ID, SteamDB tech ID, Identifiant Cartofaf d'une organisation, Saarland Biografien ID, Murderpedia ID, Big Fish Games game ID, Danskefilmstemmer.dk work ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Obscure units of measurement and where to find them
  • Female scientists with most number of sitelinks (but not English Wikipedia)
• Newest WikiProjects: AncientCoinsAndModernMedals
• WikiProject Highlights:
  • WikiProject Biology: List of Mushrooms - revived by User:Prototyperspective, help catalogue all known fungal friends, and join the subreddit (for all Wikidata topics): r/WData
  • India/Police Stations
• Newest database reports: List of free software without an image set - This is a table of Wikidata items about a free software missing an image.
• Showcase Items: Doctor Strange (Q18406872) - 2016 film directed by Scott Derrickson
• Showcase Lexemes: felle (L476372) - Bokmål verb that can mean "to make something fall", "to kill", "to force a resignation", "to prove guilt", "to let lose", "to announce" or "to join."

Development

• Search: The search team at the WMF has added a new search keyword for Lexemes. You can use the keyword "inlanguage:en" or "inlanguage:Q1860" to limit your search to Lexemes with Lexeme language English and so on. Here is an example search for "bank" within English Lexemes: https://www.wikidata.org/w/index.php?search=L%3Abank+inlanguage%3Aen (phab:T271776)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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: Time to deprecate P642 - of (P642) has spent 3 years marked asdeprecated. Is it time to finally mark it as an obsolete Wikidata property(Q18644427)?

Events

• Upcoming events:
  • Call for Wikimania 2025 Programme reviewers. Apply until Monday 17 March 12:00 UTC
  • Wikidata Affinity Group Update: The fourth session of Starting a Wikidata Project, originally set for March 18, will now be an asynchronous Slack discussion in the #wikidata channel of the LD4 Slack Space. Join us at 9am PT / 16:00 UTC to discuss Reporting Your Outcomes and Results. Join Slack here. Note: April programming will pause as we prepare the next series.

Press, articles, blog posts, videos

• Blogs
  • Training for the staff of the Museum of Photography in Krakow on Wikimedia Commons and Wikidata - "The training aimed to enable the MuFo staff to effectively navigate and develop skills in editing and managing the museum's digital resources within the Wikimedia projects."
  • (German) Wikipedia Unterwegs - this time in Neu-Ulm: This travelling community meetup for German Wikimedians discusses the growing ecosystem of Wikipedia, Wikidata and Commons.
  • REST in Rust by Magnus: "A new Rust crate has been developed to simplify access to the Wikibase REST API, featuring industry-level coding standards, 248 unit tests, >97% code coverage, and high maintainability. Check out the GitHub repo and contribute via the issue tracker or pull requests!"
• Videos
  • Useful videos that explain how to set up/make use of Wikibases. Put together by Valerie
  • Wikidata and Wikibase - Curriculum Transformation in the Digital Humanities
  • (Chinese) Open Data Day Taiwan 2025: more details and program agenda on the Wikimedia Taiwan Meta Event page
  • Wikidata as an Open Data Resource: Ian Watt at Open Source SG
  • Bridging GLAM and Wiki: The Khalili Perspective: Dr. Martin Poulter, WiR at Khalili Foundation.

Tool of the week

• Research Expeditions on Wikidata with itineraries - Visualization tool for research expeditions itineraries and natural history collections.

Other Noteworthy Stuff

• An update regarding the WDQS backend has been published, about the adoption of the new endpoints and the next steps that will take place.
• Call for Projects – Wiki Mentor Africa Hackathon 2025. Do you have a technical project that needs contributions? Or a testing initiative that could use more hands? Submit a project BY 21st March 2025.
• The Wikidata Vector Database prototype is almost ready! Developers interested in integrating semantic search into their applications and editors looking to explore Wikidata items using natural language search are invited to reach out for more details: philippe.saadewikimedia.de
• Join the Wikimedia Deutschland software development team: Product Manager Wikibase Suite (all genders)

Newest properties and property proposals to review

• Newest General datatypes:
  • OAI formatter (formatter to generate ID compatible with Open Archives Initiative Protocol for Metadata Harvesting services)
  • AI-generation prompt (exact prompt that was used to generate this AI-generated media or work)
  • data analysis method (methods used in the main item for inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information)
• Newest External identifiers: Wikishire article ID, HelloAsso organization ID, Dictionnaire de la déportation gardoise person ID, Graceful17 entity ID, ‎Game Input Database ID, DRTV ID, Calindex person ID, Historia Hispánica ID, ‎TERMDAT ID, Kulturdatenbank ID, DDLC entry ID, Chinese Basketball Association player ID, ‎Captain Coaster coaster ID, Memoria Chilena ID, Jamendo track ID, MikuWiki article ID, ‎ZOOM Platform product ID, Clio-online researcher ID, Clio-online organization ID, ‎SteamDB tech ID, ‎Big Fish Games game ID, Clio-online web resource ID, Iowa State University Library Vocabularies ID, Newsweek topic ID, booru tag
• New General datatypes property proposals to review:
  • watercraft prefix (prefix applied to watercraft operated by different organisations)
  • accused (person or organization who has been accused of carrying out this harmful, illegal, or immoral act without having received a criminal conviction or where the accused have been acquitted in a court of law)
  • applies to volume (volume of the item (usually edition of a work) to which the claim applies)
  • oxygen endurance (The maximum time a submarine, spacecraft or enclosed vehicle can sustain life using its onboard oxygen supply.)
  • Coefficient of thermal expansion ()
  • fracture toughness ()
• New External identifier property proposals to review: Danskefilmstemmer.dk work ID, Danskefilmstemmer.dk character ID, Internet-Portal „Westfälische Geschichte“ person ID, Kosovo NGO registration number, Yale LUX ID, geraldika.ru symbol ID, Swimcloud swimmer ID, CACI company ID, VD 16 ID, World Higher Education Database ID, Qur'an Wiki article ID, JSIC code, Macrotransactions game ID, Landtag Tirol person ID, NexusMods mod ID, Thunderstore game ID, SideQuest app ID, IndExs Exsiccata ID, National Academy of Engineering member ID, DGO ID, The Rural Settlement of Roman Britain ID, Audiovisual Identity Database page, Encyclopaedia of Islam (Arabic edition) ID, Rodovid family ID, Cultural Heritage Azerbaijan ID, Zurich Kantonsrat and Regierungsrat member ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Location of fire stations in Spain (source)
  • Oldest known individual per taxon (pre-20th century) (source)
• Newest WikiProjects: AncientMaths
• WikiProject Highlights: New country page for Poland in WikiProject Nonprofit Organizations, and on cividata.org. Help expanding it!
• Newest database reports: German lexemes without forms divided by lexical category (source)
• Showcase Items: Perm (Q915) - city in Russia
• Showcase Lexemes: Knoten (L298686) - German noun that can mean "knot", "fundamental unit of which graphs (in graph theory) are formed", "point where an orbit crosses a plane of reference to which it is inclined", or "hair wrapped in a circular coil around itself (bun)."

Development

• Wikibase REST API: We continued the work on adding search to the API (phab:T383126)
• Search: We are continuing the work on making it easier to search for entities other than Items in the search box (phab:T338483)
• Query Service: We set up the constraint checks to use the split graph instead of the full graph (phab:T374021)
• Integration in the other Wikimedia projects: We are looking into how changes from Wikidata are represented on the other Wikimedia projects and how that can be improved (phab:T386200)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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: Time to deprecate P642 - of (P642) has spent 3 years marked asdeprecated. Is it time to finally mark it as an obsolete Wikidata property(Q18644427)?

Events

• Upcoming events:
  • Call for Wikimania 2025 Programme reviewers. Apply until Monday 17 March 12:00 UTC
  • Wikidata Affinity Group Update: The fourth session of Starting a Wikidata Project, originally set for March 18, will now be an asynchronous Slack discussion in the #wikidata channel of the LD4 Slack Space. Join us at 9am PT / 16:00 UTC to discuss Reporting Your Outcomes and Results. Join Slack here. Note: April programming will pause as we prepare the next series.

Press, articles, blog posts, videos

• Blogs
  • Training for the staff of the Museum of Photography in Krakow on Wikimedia Commons and Wikidata - "The training aimed to enable the MuFo staff to effectively navigate and develop skills in editing and managing the museum's digital resources within the Wikimedia projects."
  • (German) Wikipedia Unterwegs - this time in Neu-Ulm: This travelling community meetup for German Wikimedians discusses the growing ecosystem of Wikipedia, Wikidata and Commons.
  • REST in Rust by Magnus: "A new Rust crate has been developed to simplify access to the Wikibase REST API, featuring industry-level coding standards, 248 unit tests, >97% code coverage, and high maintainability. Check out the GitHub repo and contribute via the issue tracker or pull requests!"
• Videos
  • Useful videos that explain how to set up/make use of Wikibases. Put together by Valerie
  • Wikidata and Wikibase - Curriculum Transformation in the Digital Humanities
  • (Chinese) Open Data Day Taiwan 2025: more details and program agenda on the Wikimedia Taiwan Meta Event page
  • Wikidata as an Open Data Resource: Ian Watt at Open Source SG
  • Bridging GLAM and Wiki: The Khalili Perspective: Dr. Martin Poulter, WiR at Khalili Foundation.

Tool of the week

• Research Expeditions on Wikidata with itineraries - Visualization tool for research expeditions itineraries and natural history collections.

Other Noteworthy Stuff

• An update regarding the WDQS backend has been published, about the adoption of the new endpoints and the next steps that will take place.
• Call for Projects – Wiki Mentor Africa Hackathon 2025. Do you have a technical project that needs contributions? Or a testing initiative that could use more hands? Submit a project BY 21st March 2025.
• The Wikidata Vector Database prototype is almost ready! Developers interested in integrating semantic search into their applications and editors looking to explore Wikidata items using natural language search are invited to reach out for more details: philippe.saadewikimedia.de
• Join the Wikimedia Deutschland software development team: Product Manager Wikibase Suite (all genders)

Newest properties and property proposals to review

• Newest General datatypes:
  • OAI formatter (formatter to generate ID compatible with Open Archives Initiative Protocol for Metadata Harvesting services)
  • AI-generation prompt (exact prompt that was used to generate this AI-generated media or work)
  • data analysis method (methods used in the main item for inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information)
• Newest External identifiers: Wikishire article ID, HelloAsso organization ID, Dictionnaire de la déportation gardoise person ID, Graceful17 entity ID, ‎Game Input Database ID, DRTV ID, Calindex person ID, Historia Hispánica ID, ‎TERMDAT ID, Kulturdatenbank ID, DDLC entry ID, Chinese Basketball Association player ID, ‎Captain Coaster coaster ID, Memoria Chilena ID, Jamendo track ID, MikuWiki article ID, ‎ZOOM Platform product ID, Clio-online researcher ID, Clio-online organization ID, ‎SteamDB tech ID, ‎Big Fish Games game ID, Clio-online web resource ID, Iowa State University Library Vocabularies ID, Newsweek topic ID, booru tag
• New General datatypes property proposals to review:
  • watercraft prefix (prefix applied to watercraft operated by different organisations)
  • accused (person or organization who has been accused of carrying out this harmful, illegal, or immoral act without having received a criminal conviction or where the accused have been acquitted in a court of law)
  • applies to volume (volume of the item (usually edition of a work) to which the claim applies)
  • oxygen endurance (The maximum time a submarine, spacecraft or enclosed vehicle can sustain life using its onboard oxygen supply.)
  • Coefficient of thermal expansion ()
  • fracture toughness ()
• New External identifier property proposals to review: Danskefilmstemmer.dk work ID, Danskefilmstemmer.dk character ID, Internet-Portal „Westfälische Geschichte“ person ID, Kosovo NGO registration number, Yale LUX ID, geraldika.ru symbol ID, Swimcloud swimmer ID, CACI company ID, VD 16 ID, World Higher Education Database ID, Qur'an Wiki article ID, JSIC code, Macrotransactions game ID, Landtag Tirol person ID, NexusMods mod ID, Thunderstore game ID, SideQuest app ID, IndExs Exsiccata ID, National Academy of Engineering member ID, DGO ID, The Rural Settlement of Roman Britain ID, Audiovisual Identity Database page, Encyclopaedia of Islam (Arabic edition) ID, Rodovid family ID, Cultural Heritage Azerbaijan ID, Zurich Kantonsrat and Regierungsrat member ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Location of fire stations in Spain (source)
  • Oldest known individual per taxon (pre-20th century) (source)
• Newest WikiProjects: AncientMaths
• WikiProject Highlights: New country page for Poland in WikiProject Nonprofit Organizations, and on cividata.org. Help expanding it!
• Newest database reports: German lexemes without forms divided by lexical category (source)
• Showcase Items: Perm (Q915) - city in Russia
• Showcase Lexemes: Knoten (L298686) - German noun that can mean "knot", "fundamental unit of which graphs (in graph theory) are formed", "point where an orbit crosses a plane of reference to which it is inclined", or "hair wrapped in a circular coil around itself (bun)."

Development

• Wikibase REST API: We continued the work on adding search to the API (phab:T383126)
• Search: We are continuing the work on making it easier to search for entities other than Items in the search box (phab:T338483)
• Query Service: We set up the constraint checks to use the split graph instead of the full graph (phab:T374021)
• Integration in the other Wikimedia projects: We are looking into how changes from Wikidata are represented on the other Wikimedia projects and how that can be improved (phab:T386200)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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 requests for permissions/Bot:Request for admin flag for MsynBot - From 2021 through 2024, this bot has implemented the 2019 RfC “semi-protection to prevent vandalism on most used Items” by maintaining page protections based on the outcome, d:Wikidata:Protection policy#Highly used items. The admin flag got lost due to bot inactivity but the bot operation could be resumed immediately if the admin flag is given back.

Events

• Upcoming events:
  • AAFRennes2025, 26-28 Mars 2025
  • 5-6 April & 12 April: Scholia Hackathon
  • Wikidata and Sister Projects to take place May 29 - June 1. Please send us your session ideas, we still have lots of space for proposals. This is a great chance to highlight the benefits of Wikidata use in other WM projects. See Talk page for proposals.

Press, articles, blog posts, videos

• Blogs
  • Enhance Your Wikibase With Extensions
  • Editing Lexemes with your little finger
  • Wikidata and the sum of all video games − 2024 edition by Jean-Fred
• Thread: Who wins in a Wikipedia race between GPT-4.5, o1, Claude 3.7 Sonnet, and @OpenAI's new Computer-Using Agent?

Tool of the week

• Lexica - a mobile-friendly tool that simplifies micro contributions to lexicographical data on Wikidata, making various editing tasks accessible and intuitive for contributors of all experience levels.

Other Noteworthy Stuff

• Mobile Editing of Statements - You have been asking for the ability to edit statements from mobile devices for years, this project will make editing statements on Wikidata Items more accessible and user-friendly for mobile users. Sign up to participate in prototype testing and interviews with our UX team
• Join the Wikimedia Deutschland software development team: Product Manager Wikibase Suite (all genders)

Newest properties and property proposals to review

• Newest properties:
  • General datatypes:
    • data analysis method (methods used in the main item for inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information)
  • External identifiers: booru tag, Steam Group numeric ID, Kompass company ID, ‎Macrotransactions game ID, Thunderstore game ID, ‎JSR package ID, ‎GitLab topic ID, Amazon Music track ID, Crunchyroll artist ID, SideQuest app ID
• New property proposals to review:
  • General datatypes:
    • levels (levels, maps, episodes, chapters or stages of this video game)
    • Scilit scholar ID (author identifier on {{Q|77125337}})
    • وزن صرفي عربي (A feature to adjust the pattern of Arabic words in lexemes)
    • باب صرفي للأفعال العربية الثلاثية المجردة (Morphology of the Arabic triliteral verbs)
    • land degradation (The amount of land that is degraded by an object. Mainly for infrastructure projects)
    • Research projects that contributed to this data set (This property allows to identify research projects that they have contributed to or created an item)
    • Platform height (platform height above the top of the rail (or above the road for buses))
    • extended by (addons for this item) (Class of software this software is extended by)
  • External identifiers: Congressional Medal of Honor Society recipient ID, Delfi.ee theme ID, identifiant Dezède d'un individu, SeqCode Registry ID, Openalfa street ID, The Oxford Dictionary of Music entry ID, A Dictionary of Education entry ID, TDKIV wikibase ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • 2024 Population Census in Uganda (source)
• WikiProject Highlights:
  • Musée d'art contemporain de Montréal/Liste des artistes de la collection
• Showcase Items: Cinderella (Q15046091) - 2015 film directed by Kenneth Branagh
• Showcase Lexemes: страсть (L166968) - Russian noun that can mean "love", "passion", "desire", or "suffering."

Development

• Wikibase REST API: We finished work on the simple Item search (phab:T383126) and started on the one for Properties (phab:T386377)
• Vector 2022 skin: We fixed a number of the remaining issues with dark mode (phab:T385039) and sitelink positioning (phab:T316797)
• Search: We continued the work on making it easier to search in other entity types (Properties, Lexemes, EntitySchemas) besides Items (phab:T321543)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Govdirectory weekly focus country:
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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!

Anything to add? Please share! :)

Discussions

• Open request for adminship: BRPever 2 adminship request closes tomorrow.

Events

• Upcoming events:
  • MCL's Linked Data Usergroup's Wikidata Edit-A-Thon - The Midwest Collaborative for Library Services is hosting an editathon between April 7 - 11, 2025. This is an onsite event and only available to USA states: Indiana and Michigan.
  • (German) Wikidata models on colonial looting and African cultural heritage - June 4, 2025, 1300 UTC+2. This event will be presented in German.
  • Wikidata Training Workshop by WM Uganda - on April 26, discover how Wikidata powers Wikipedia and beyond! Register here

Press, articles, blog posts, videos

• Blogs
  • Diginomica: Wikidata adds AI vectors graph and knowledge bases, here's why
  • Diginomica: Differing versions of reality; how Wikidata navigates conflicting accounts
• Papers
  • The New Zealand Thesis Project: Connecting a nation’s dissertations using Wikidata
  • Wikipedia is Not a Dictionary, Delete! Text Classification as a Proxy for Analysing Wiki Deletion Discussions - includes Wikidata.
• Presentations
  • Using chemistry data in Wikidata in AI, at the American Chemical Society Spring 2025 meeting
• Videos
  • Live Wikidata editing - creating Property proposals with Jan Ainali.
  • Entity Management Cooperative meeting, with Wikidata
  • (Taiwanese) Seediq Wikimedia 2024 Annual Conference - hosted by Wikidata Taiwan, here are the opening remarks by Principal Zhan Su'e's opening speech.
  • Open translations in mathematics (Oxford Seminar) - This presentation from Tim Osgood discusses the utility of mathematics for translations, a community-driven approach, and how Wikidata is contributing.
  • (Spanish) Socialisation: Literary Data in Bogota 2015 - 2020 - The Colombian Publishing Observatory of the Caro y Cuervo Institute presents "Metadata Model for Independent Publishing in Bogotá", containing over 31,500 data points, all catalogued in Wikidata.
  • (Italian) Tools for Visualising Wikidata - Carlo Bianchini presents some useful tools for visualising data and queries from Wikidata, with a focus on Digital Humanities.

Tool of the week

• Revisiting the Twelfth Birthday Presents - if you haven't seen the birthday presents already, go check them out!

Other Noteworthy Stuff

• [BREAKING CHANGE ANNOUNCEMENT] Please find full information here
• Wikidata Ontology Course Peter Patel-Schneider and Ege Doğan will run a seven-week Wikidata Ontology Course starting late April / early May. It aims to expand the Wikidata community’s knowledge of the Wikidata ontology through lectures, exercises, and group projects. Participants should have prior Wikidata experience and are expected to attend lectures, complete exercises (about one hour per week), and contribute to a group project. More details |available here.

Newest properties and property proposals to review

• Newest properties:
  • General datatypes: none
  • External identifiers: Crunchyroll artist ID, SideQuest app ID, The Atlantic topic ID, TechSavvy.de GPU ID, ‎Delfi.ee theme ID, The College of Cardinals Report ID, NexusMods mod ID, Hiking Note Trail identifier, Hiking Note mountain identifier
• New property proposals to review:
  • General datatypes:
    • SWIS-WEM Facility Code (Unique identifier for facilities registered with the Australian Energy Market Operator for facilities operating in the South West Interconnected System Wholesale Electricity Market (SWIS-WEM Facility Code))
    • number of downloads (2) (number of downloads of times this application or creative work have been downloaded)
    • species protection status (Links species, habitat or biotope type with the regulation international or national that protects this species)
    • Number of Heads of Families (number of family cards (KK) in an area)
    • mother's maiden name (maiden name of this person’s mother)
  • External identifiers: FirstCycling team season ID, FirstCycling race ID, Dizionario della Musica in Italia ID, Ethnologue language family ID, Untappd beer ID, Catálogo Histórico de Teses e Dissertações da Área de História ID, The Sun topic ID, Databáze her platform ID, Rekhta Gujarati author ID, Itch.io tag ID, The Jerusalem Post topic ID, DVIDS Photo ID, LUX person ID, LUX group ID, LUX place ID, Shazoo tag ID, ідентифікатор особи в Бібліометрика української науки, SCImago Institutions Rankings ID, UniRank ID, Climate Policy Radar ID, LUX concept ID, iNaturalist photo ID, identifiant Ordre national du Québec, LUX event ID, Cabinet minutes of the Federal Government ID, R-Sport match ID, Sport Express football match ID, CPJ topic ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Find Good or Featured Articles in Spanish and Portuguese Wikipedia
• Newest WikiProjects:
  • Govdirectory: Rwanda
• Showcase Items: Pleinfeld (Q252320) - market municipality in Germany
• Showcase Lexemes:humpback (L322138) - English noun that can mean " kyphosis (condition of the spine)", "a person with an abnormal curvature of the spine", "humpback whale, a particular marine mammal variety", "pink salmon", "lake skygazer, a type of ray-finned fish", " type of arch bridge where the span is larger than the ramps on either side", or " humpback dolphin, a particular variety of marine mammal."

Development

• Search: We continued the work on making it easier to search entity types other than Items (Lexemes, Properties, EntitySchemas) in the search box (phab:T321543)
• Vector 2022 theme: We are fixing remaining issues with dark mode (phab:T385039)
• Wikibase REST API: We are continuing to build out the simple Item search endpoint (phab:T386228) and are looking into the one for Properties (phab:T386377)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Govdirectory weekly focus country: Australia
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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!

Anything to add? Please share! :)

Events

• Upcoming events: The next Wikidata+Wikibase office hours will take place on Wednesday, 16:00 UTC, 16th April 2025 (18:00 Berlin time) in the Wikidata Telegram group. The Wikidata and Wikibase office hours are online events where the development team presents what they have been working on over the past quarter, and the community is welcome to ask questions and discuss important issues related to the development of Wikidata and Wikibase.

Press, articles, blog posts, videos

• Blogs
  • Introducing m3api, By Lucas Werkmeister
  • Wikidata Query Service graph database reload at home, 2025 edition. By Adam Baso
• Videos
  • Understanding Why Your OPTIONAL Properties in Wikidata Queries Might Be Ignored
  • Playing with LEGO on Wikidata. By Tiago Lubiana
• Other: Wikidata references made easier. "Several tricks to make it easier and faster, using various scripts and gadgets" to add references to Wikidata statements. By Spinster

Tool of the week

• Wikidata Topic Curator is a React-based web application. It’s a new and improved version of ItemSubjector created to help Wikimedians connect items on Wikidata to the right topics. By entering a topic QID, it finds related articles using the topic’s label, aliases, or custom terms.

Other Noteworthy Stuff

• Join the Wikidata development team at Wikimedia Deutschland
  • Staff Engineer Wikidata (all genders)
  • Senior UX Designer Wikidata (all genders)

Newest properties and property proposals to review

• Newest General datatypes:
  • beam energy (kinetic energy of elementary or composite particles moving together (for example in a particle accelerator))
  • number of downloads (number of downloads of times this application or creative work have been downloaded)
  • Taiwanese Taigi Romanization System (Romanization system for Taiwan Taigi or other Southern Min language varieties in Fujian and South East Asia)
• Newest External identifiers: National Academy of Engineering member ID, Murderpedia ID, Cultural Heritage Azerbaijan ID, ‎TDKIV Wikibase ID, Landtag Tirol person ID, Fluorophores.org substance ID, Kosovo NGO registration number, TechPowerUp GPU Specs Database ID, iNaturalist photo ID, Climate Policy Radar ID, LIBRIS library ID, Dizionario della Musica in Italia ID, Untappd beer ID, Bahamut Animation Crazy ID, KnowWhereGraph entity ID, GCMD keyword ID, Ohio University ArchivesSpace Agent ID, CBFC record ID
• New General datatypes property proposals to review:
  • interior decorator (A property for the interior decorator of notable buildings)
  • incompatible with (significant elements with which an entity is incompatible and indicates a significant property of this entity)
  • warranty period (warranty period of this product as covered by the original manufacturer or creator)
  • Trafikplatssignatur (Swedish station code)
  • outcome 2 (outcome of a criminal charge or a civil complaint)
  • output color (color of the generated images)
  • proposal of (Qualifier for the statement {{P|31}} {{Q|64728694}} to state what the proposed thing is.)
  • floral diagram (picture on commons of a floral diagram of a Taxon)
  • member of sequence or class of number (The number is of a special form or class or member of a sequence)
• New External identifier property proposals to review: ISFDB category of an award ID, L'Expression topic ID, Identifiant d'un(e) auteurice dans le catalogue de la bibliothèque du Saulchoir, National Gallery (London) PID, Identifiant sur Orthodox World, Steam Deck HQ game ID, Hardcore gaming 101 ID, torial username, BirdLife DataZone species ID, BirdLife DataZone site ID, Schulnummer Schleswig-Holstein, Kunstkamera ID, Corago singer ID, MoNA spectrum ID, Identifiant d'un(e) auteurice dans La Croix, identifiant Meta-Doctrinal.org, CvLAC ID, OGDB genre ID, IGDB genre ID, WSGF taxonomy term ID, GameSpot platform ID, PerformArt ID, Billie Jean King Cup player ID 2024

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Top 10 items instance of Wikimedia category ordered by number of Sitelinks (source)
  • Twitter accounts of biologists
• Newest WikiProjects: WikiProject USC Libraries A WikiProject for work done at University of Southern California Libraries to connect library data with Wikidata.
• WikiProject Highlights: Nonprofit Organizations/Kosovo - Add the most important NGOs of Kosovo
• Newest database reports: User:Pasleim/Connectivity - Connectivity between Wikimedia projects
• Showcase Items: Nea Salamis Famagusta FC (Q714581) - professional association football club based in Ammochostos (Famagusta)
• Showcase Lexemes: Straße (L44061) - German noun that can mean "road", "straight", "street", "strait", "group of people inhabiting buildings along a perticular street" or "production line".

Development

• We merged and prepared changes to rename wikibase:EntitySchema to wikibase:WikibaseEntitySchema in RDF (phab:T371196) – this has been announced as a breaking change and will be deployed to Wikidata on 24 April
• We made some more improvements to dark mode support (phab:T389633)
• We’re working on tests for the ScopedTypeaheadSearch feature (phab:T385790)
• Wikibase REST API: We're going to wrap up pagination on the simple Item and property search endpoint and are working to improve our test architecture for search (phab:T386691). We're going to pick up prefix search for Items and phrase matching next!

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Govdirectory weekly focus country: Chile
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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!

<translate>Events</translate>

• <translate>[[<tvar name="1">d:Special:MyLanguage/Wikidata:Events</tvar>|Upcoming]]:</translate> <translate>Yunlin Liu Fang Tien Shang Sheng Mu OpenStreetMap x Wikidata Workshop</translate> <translate> April 27 Time: 09:30-17:00 UTC+8 at Tuku Township (Q708809) Red Altar (Hongtan)</translate>.
• <translate>Past: Missed the Q2 Wikidata+Wikibase office hour? You can catch up by reading the session log here: [[<tvar name="2">d:Special:MyLanguage/Wikidata:Events/Telegram office hour 2025-04-16</tvar>|2025-04-16 (Q2 2025)]]</translate>

<translate> Press, articles, blog posts, videos </translate>

• <translate>Blogs</translate>
  • qjson: <translate>Fetching all properties of a Wikidata item in a single API call</translate> <translate>By Santhosh Thottingal</translate>
  • <translate> A Wikibase call for action at the Wikimedia Hackathon 2025</translate> <translate>By Ismael Olea </translate>
  • <translate> Putting UK collections on the map</translate> <translate>by the Museum Data Service</translate>
  • The April 2025 Scholia Hackathon by Egon Willighagen
• <translate>Papers</translate>
  • <translate>Talking Wikidata: Communication Patterns and Their Impact on Community Engagement in Collaborative Knowledge Graphs</translate> - <translate> Investigative study on Wikidata discussions, revealing that the community is generally inclusive and conflict is rare, but many controversial topics lack consensus, and valuable contributors disengage early. By Koutsiana et. al., (2025)</translate>
  • <translate>Natural history specimens collected and/or identified and deposited</translate> - <translate>By Latham (2025)</translate>
• <translate>Videos</translate>
  • Wiki Workshop 2025 - Wikidata Inconsistencies with Language Models and Data Mining in a Pipeline by Houcemeddine Turki
  • (Italian) Cla-G, an instance of Wikibase as a tool to support game classification by Carlo Bianchini
• <translate>Other</translate>
  • <translate>Wikidata & Wikibase for Authority Control & Knowledge Organization Workshop</translate> <translate>By AfLIA</translate>
  • <translate>Mastodon bot</translate> <translate> that "highlights natural compounds found in plants, fungi, bacteria or animals — and includes Wikidata references and visual structure depictions."</translate>

<translate>Tool of the week</translate>

• <translate>[[<tvar name="3">d:Special:MyLanguage/User:Spinster/Wikidata_references_made_easier</tvar>|User:Spinster/Wikidata references made easier]]: The script helps in adding references to statements, in order to provide context for our data, make the data more reliable, transparent and trustworthy for anyone who uses it </translate>.

<translate>Other Noteworthy Stuff</translate>

• <translate>Registration is open for a Wikidata ontology course led by Peter Patel-Schneider and Ege Doğan.</translate> <translate>To register, email pfpschneidergmail.com with your Wikidata username and a brief note on your interest. The course starts 1 May, with weekly lectures on Thursdays from 1–3pm EDT (skipping 29 May and 12 June).</translate> <translate>Space may be limited; priority goes to those already interested. Participants should know Wikidata, attend sessions, complete weekly exercises (~1 hour), and join a group project</translate>. <translate>Details: Course page</translate>
• Wikifunctions is now integrated with Dagbani Wikipedia since April 15. It is the first project that will be able to call functions from Wikifunctions and integrate them in articles.
• <translate>Wikidata job openings at the The Wikimedia Foundation</translate>
  • <translate>Lead Product Manager, Wikidata Platform</translate> (<translate>remote</translate>)
  • <translate>Tech Lead, Wikidata Platform</translate> (<translate>remote</translate>)

Newest properties and property proposals to review

• Newest General datatypes:
  • number of texture mapping units (number of texture mapping units in a graphics processing unit)
• Newest External identifiers: Saarland Biografien ID, A Dictionary of Education entry ID, Cultural Heritage in Japan site ID, BirdLife DataZone site ID, BirdLife DataZone species ID, Canadian Writing Research Collaboratory ID, Internet-Portal „Westfälische Geschichte“ person ID, Chtyvo author ID, Homosaurus ID (V4)
• New General datatypes property proposals to review:
  • terminal speaker ()
  • organization code (the organization code of the organization item. Should either be used with qualifier property {{Q|P459}} to specify which system being used, or be used as the qualifier of {{P|31}}.)
  • organization unit code (the organization unit code of the organization unit/part/(sub)division item. Should either be used with qualifier property {{Q|P459}} to specify which system being used, or be used as the qualifier of {{P|31}}.)
  • Picture composition (Description of a picture composition (design rules) analogous to the Commons category “[[:commons:Category:Picture composition]]”)
  • MANDALA Tibetan Living Dictionary ID (entry for a lexeme in the Tibetan Living Dictionary by MANDALA)
  • Monarque régnant (Person who has held or is holding the role of king, queen, sultan, or other monarch at the head of a kingdom or empire.)
• New External identifier property proposals to review: Moure's Catalog ID, MobyGames attribute ID, Número RPJ, Identificador de obra no Catálogo Mourisco, IPRESS ID, TeamUSA.com athlete ID, IEC document kind classification code, Europe PMC Preprint identifier, Snopes ID, A Dictionary of Media and Communication entry ID, Black Sea Cultural Inventory ID, PyPI organization name, PlayStation Museum product ID, The Concise Oxford Dictionary of Archaeology entry ID, A Dictionary of Public Health entry ID

You can comment on all open property proposals!

<translate>Did you know?</translate>

• <translate> Query examples</translate>:
  • All Genres of Classical Musical Compositions and their Labels in English and German (source)
• <translate>WikiProject Highlights</translate>: <translate>[[<tvar name="51">d:Special:MyLanguage/Wikidata:WikiProject Taiwan/Travel</tvar>|Taiwan Travel]]</translate> - <translate>aims to create travel related items about Taiwan</translate>
• <translate>[[<tvar name="6">d:Special:MyLanguage/Wikidata:Showcase items</tvar>|Showcase Items]] </translate>: Pete's Dragon (Q18786473) - 2016, film by David Lowery
• <translate>[[<tvar name="7">d:Wikidata:Showcase lexemes</tvar>|Showcase Lexemes]]: Bill (L3855) - English noun (/bɪl/) that can mean "invoice", "proposed law", "bird's beak", or "a given name"</translate>:

<translate>Development</translate>

• <translate>Wikidata changes in watchlist and recent changes on Wikipedia and co: We are continuing the work on making the edit summaries more understandable </translate>(phab:T386200)
• <translate>Wikibase REST API: We are continuing to build out the simple search functionality</translate> (phab:T389011)
• <translate>Dark mode: We are fixing a few remaining issues with dark mode support in the Vector 2022 theme</translate> (phab:T389633)

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

<translate>Weekly Tasks</translate>

• <translate> Add labels, in your own language(s), for the new properties listed [[<tvar name="8">d:Special:MyLanguage/Wikidata:Status_updates/Next#Newest_properties_and_property_proposals_to_review</tvar>|above]] </translate>.
• <translate>Contribute to the showcase Item and Lexeme [[<tvar name="9">d:Special:MyLanguage/Wikidata:Status_updates/Next#Did_you_know?</tvar>|above]]</translate>.
• <translate>Govdirectory weekly focus country: [[<tvar name="10">d:Special:MyLanguage/Wikidata:WikiProject_Govdirectory/Chile</tvar>|Chile]]</translate>
• <translate> Summarize your [[<tvar name="11">d:Special:MyLanguage/Wikidata:Status_updates/Next#Did_you_know?</tvar>|WikiProject's ongoing activities]] in one or two sentences</translate>.
• <translate>Help [[<tvar name="11">d:Special:LanguageStats</tvar>|translate]] or proofread the interface and documentation pages, in your own language!</translate>
• <translate> [[<tvar name="12">d:Special:MyLanguage/User:Pasleim/projectmerge</tvar>|Help merge identical items]] across Wikimedia projects </translate>.
• <translate>Help [[<tvar name="13">d:Special:MyLanguage/Wikidata:Status updates/Next</tvar>|write the next summary!]]</translate>

Discussions

• Open request for bureaucrat: Wüstenspringmaus

Events

• Upcoming events:
  • Wikidata and Research Conference June 5-6, 2025 at the University of Florence.
  • The 5th Wikidata Workshop taking place November 2-3, 2025 during the 25th International Semantic Web Conference hosted in Nara, Japan. Call for Papers is open until 23:59 AoE, August 2. This year, the program tracks are 1. Novel Work and 2. Previously Published Work. Submission template and guidelines are available here and you can submit your topic here.
  • The Wikidata and Sister Projects online conference approaches: May 29 - July 1, 2025. Have you registered yet?

Press, articles, blog posts, videos

• Blogs
  • How to Build a Production-Ready Knowledge Graph(with Code): A Practical Guide By Amit Yadav
  • Who are the Cardinal Electors of 2025 papal conclave? A typical question for Wikidata? by Christian Erlinger (Q67173261)
• Papers
  • Proceedings of the Association for Computing Machinery on Web Conference 2025. By Guodong et. al., (2025)
  • Passage: Ensuring Completeness and Responsiveness of Public SPARQL Endpoints with SPARQL Continuation Queries By Thi Hoang et. al., (2025)

Tool of the week

• quarry.wmcloud.org is a public querying interface for Wiki Replicas, a set of live replica SQL databases of public Wikimedia Wikis. Quarry is designed to make running queries against Wiki Replicas easy. Quarry can also be used to query public databases stored in ToolsDB.

Other Noteworthy Stuff

• Scholia is running a user survey until the end of May .
• Researchers from the University of Regina in Canada invite you to participate in the Open Data Community Survey 2025. Read more!

Newest properties and property proposals to review

• Newest General datatypes:
  • BEACON file URL (URL of an online service's BEACON file, a data interchange format for large numbers of uniform links.)
  • research projects that contributed to this data set (research projects that have contributed to or otherwise created an item)
  • ‎terminal speaker (the last person able to speak the language fluently)
  • ‎nomenclatural type of (taxon item of which this item is the taxonomic type (name-bearing type), e.g. the family for which this genus is the type, the genus for which this species is the type, the taxon for which this type specimen is the type, ect...)
  • interior designer (person responsible for the interior design of a notable building or structure)
  • ‎kigo of (season which denotes the sense in haiku in Japanese)
• Newest External identifiers: Homosaurus ID (V4), Helden van het Verzet person ID, Our Campaigns container ID, Catálogo Histórico de Tese e Dissertações da Área de História ID, Congress.gov committee ID, Congressional Medal of Honor Society recipient ID, Israeli Governmental Data Repository ID, Deutsche Genbank Obst (‎DGO) ID, DVIDS photo ID, FirstCycling race ID, FirstCycling team season ID, Hmong Studies Citations ID, Cartofaf organization ID, Calindex author ID, Diocese of Lyon Museum person ID, BnF dictionary ID, Dezède person ID, Meta-Doctrinal ID, Ordre national du Québec ID, ‎Internet Game Database genre ID, Shazoo tag ID, ‎OGDB genre ID, Tax Identification Number (Colombia), ‎National Gallery (London) PID, Kunstkamera ID, Zurich Kantonsrat and Regierungsrat member ID, ‎WSGF taxonomy term ID, World Higher Education Database ID, ‎VD 16 ID, United Nations Terminology Database ID, Trafikplatssignatur, Top50 system ID, IndExs exsiccata ID, Markstammdatenregister ID, Ech-Chaab tag ID, ‎SearchCulture.gr ID, RaiPlay Sound program ID, RaiPlay Sound playlist ID, Modern China Biographical Database ID, Know Your Meme slug, LEMAV ID, PerformArt ID, Chilean NPO number, TermTerm UUID, Steam Deck HQ game ID, ‎SeqCode Registry ID, School ID Schleswig-Holstein, Rodovid family ID, Repertorium kleine politieke partijen 1918-1967 (Party), Captain Coaster park ID, Scilit scholar ID, The Rural Settlement of Roman Britain ID, PCPartPicker product ID, goal.com football match ID, The Soka Gakkai Dictionary of Buddhism ID, Cultural Heritage Online (Japan) special ID, Eurobasket.com club ID, europlayers.com club ID, badmintoncn.com star ID, ‎Danskefilmstemmer.dk work or dubbing ID
• New General datatypes property proposals to review:
  • defined for (the subject takes the object as parameter (or parameter tuple))
  • The Long Distance Walkers Association (External Identifier (URL slug) for a hiking route on The Long Distance Walkers Association website (United Kingdom only))
• New External identifier property proposals to review: IEC CDD for electronics, GOG Dreamlist ID, IEC CDD units, Urban Dictionary ID (2), RCI number, Portable Antiquities Scheme image ID, myCast person ID, Personality Database category ID, parliament.uk bill ID, Bierista beer ID, Encyclopedia of the Serbian National Theatre ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • All national parties that are members of a European party and whose country is a member of the European Union (source)
  • Related works from co-citation analysis (source)
• Newest WikiProjects : WikiProject Saint Mary's College (IN) aims to improve the coverage of Saint Mary's and the scholarly works being created at Saint Mary's.
• Showcase Lexemes: Córdoba (L642328) - Spanish noun (kór-do-ba) that can mean "a city in Spain", "a city in Argentina", or "a Mexican city"

Development

• Bug: We fixed an issue where newly created Properties became inaccessible after adding a statement with a Property linking to an Item or Lexeme. The fix will go live on Wednesday. (phab:T374230)
• Search: We continued implementing the new search that will make it easier to search for Properties and Lexemes in the UI (phab:T321543)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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 permissions/Bot: Mr Robot - No consensus reached.

Events

• Past events: Wikimedia Hackathon in Istanbul
• Upcoming events:
  • Volunteer Supporters Network/Wikidata for beginners May 16, 2025
  • Wikidata and Sister Projects May 29 - June 1, 2025. register here
  • Wikidata and Research Conference June 5-6, 2025 at the University of Florence.
  • Call for Proposals:Wikidata Taiwan x OpenStreetMap Taiwam @ COSCUP 2025,Submission Deadline: May 10, 2025 (AoE).
  • WikidataCon 2025 Oct 31 - Nov 2, 2025. Register here

• Ongoing event: Coordinate Me 2025 May 1 - May 31, 2025

Press, articles, blog posts, videos

• Blogs
  • WikidataCon 2025 - programme track categories are ready - time to start thinking about session proposals!
  • checking OSM IDs between OSM and Wikidata By Michaël
  • WikiFlix, a new free streaming platform goes live
• Papers
  • How to Develop a Privacy-First Entity Recognition System By Papadopoulou et. al., (2025)
  • Detecting and Masking Personal Data in Text By Papadopoulou et. al., (2025)
  • EA2N: Evidence-Based AMR Attention Network for Fake News Detection By Gupta et. al., (2025)

Tool of the week

• OpenStreetMap: OpenStreetMap, is a project that creates and distributes free geographic data for the world. It was started because most maps you think of as free actually have legal or technical restrictions on their use, holding back people from using them in creative, productive, or unexpected ways .

Other Noteworthy Stuff

• Ever played Redactle? Lucas put together a Wikidata version of it. Can you guess the Item? Still needs a bit of work but you can try it out now.
• EditGroups has a new maintainer

Newest properties and property proposals to review

• Newest properties:
  • General datatypes:
    • organization unit code (organization unit code of the organization unit/part/(sub)division item)
    • likes of fictional character (particular likes which applies to this fictional character as (usually) stated in their official profile or biography)
    • dislikes of fictional character (particular dislikes which applies to this fictional character as stated in their official profile or biography)
    • number of render output units (number of render output units in a graphics processing unit)
    • RAM capacity (amount of volatile random-access memory (RAM) modules used by this device)
    • species protection status (Links species, habitat or biotope type with the regulation international or national that protects this species)
    • Nation Ranking (primary) (main/general ranking for a cycling tournament season)
    • Nation Ranking (secondary) (youth/U23 ranking for this cycling tournament season)
  • External identifiers: badmintoncn.com star ID, ‎Danskefilmstemmer.dk work or dubbing ID, geraldika.ru symbol ID, ‎JSIC code, The Oxford Dictionary of Music entry ID, Dark Ride Database ride ID, Dark Ride Database park ID, Dark Ride Database manufacturer ID, ‎Databáze her platform ID, Mourisco Catalogue work ID, Radiomuseum vacuum tube/transistor ID, ‎CAMRA pub ID, MobyGames attribute ID, MetalTabs.com track ID, Moure's Catalog ID, PromoDJ track ID, Euronews topic ID, Audiomack artist ID, Audiomack album ID, Europe PMC preprint ID, ‎SMB-digital asset ID, Audiomack song ID, Encyclopaedia of Islam (glossary and index of terms) ID, Qur'an Wiki article ID, Itch.io tag ID, Corago singer ID, ‎MoNA spectrum ID, La Croix author ID, ‎Billie Jean King Cup player ID 2024, ‎TeamUSA.com athlete ID, ‎Snopes ID, A Dictionary of Media and Communication entry ID, Black Sea Cultural Inventory ID, ‎PyPI organization name, The Concise Oxford Dictionary of Archaeology entry ID, ‎PlayStation Museum product ID, Urban Dictionary ID, ‎GOG Dreamlist ID, RCI number, ‎Portable Antiquities Scheme image ID, Orthodox World ID, ‎Coasterpedia ID, Ethnologue language family ID, ‎factordb ID, SCImago Institutions Rankings ID, UniRank ID, Bibliometrics of Ukrainian science person ID
• New property proposals to review:
  • General datatypes:
    • Context Window (The maximum length of an input token in the language model.)
    • contains nutrient (Food contains nutrient)
    • underlying data (this mathematical structure has these data as part)
    • échelle de Beaufort (empirical measure describing wind speed based on observed conditions)
  • External identifiers: vlaamsekunstcollectie.be ID, Mobility Database ID, Patrimonio Galego ID, Substack username, Private Enterprise Number, ComputerLanguage.com definition, otzovik.com review ID, Repertorium kleine politieke partijen 1918-1967 (Persoon)

You can comment on all open property proposals!

Did you know ?

• Newest WikiProjects :
  • Nonprofit Organisations: Ukraine
  • Stockholm Archilepago Trail
• Newest database reports : Descriptions with QID - These Item descriptions contain a QID or Item ID.
• Showcase Items: Hans van Mierlo (Q288771) - Dutch politician (1931–2010)
• Showcase Lexemes: Tribe (L28956) - English noun (trīb) that can mean "a social division in traditional society", "a political subdivision", or "a genre of Techno Music":

Development

• Wikidata Query Service: The search platform team finished the remaining work for the graph split and it is going live this week.
• We took part in the Wikimedia Hackathon in Istanbul
• Wikipedia and co: We continued working on improving how Wikidata edits are shown on the watchlist on Wikipedia and co. We are focusing on showing labels instead of IDs for the entities (Items, Properties, ...) linked in the edit summaries (phab:T388685)
• UI: We continued doing small fixes for dark mode support in the UI (phab:T385039)
• Wikibase REST API: We are continuing the work on the search endpoint (phab:T383126)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Govdirectory weekly focus country: Philippines
• Summarize your WikiProject's ongoing activities in one or two sentences.
• Help translate or proofread the interface and documentation pages, in your own language!
• Help merge identical items across Wikimedia projects.
• Help write the next summary!

Events

• Upcoming:
  • Kaxabu Wikidata Workshop May 17 at Puli DOC, Nantou
  • Seediq Wikidata Lexeme Workshop May 18 at Puli DOC, Nantou
• Past: Wikimedia Hackathon happened on May 4. Check out the closing showcase that included some Wikidata-related projects: Etherpad (Hackaton 2025)

Press, articles, blog posts, videos

• Blogs
  • GLAM and Wikidata: The "GLAMorous Wikidata" Campaign: In March 2025, Wikimedia Serbia launched a local thematic campaign called GLAMurous Wikidata, focused on improving data about cultural and heritage institutions on Wikidata.
  • Project "Open Topstukken" ("Open Collection Highlights") - Maastricht University and Radboud University: The "Open Topstukken" project is a collaboration between Maastricht University and Radboud University to digitize and publish rare books and manuscripts, with metadata from their Omeka S systems automatically transferred to Wikidata by Wikidata specialists.
  • Wikidata and Research: The programme for the “Wikidata and Research” conference is now available online. Scheduled for 5–6 June 2025 at the University of Florence, this event is convened by a volunteer Scientific Committee in collaboration with Wikimedia Italia and the University of Florence.
• Papers
  • Capacitating Librarians with Wikidata Literacy for Managing Wikipedia Information Resources: Implications to Libraries By Oyighan et. al., (2025)
  • Social Biases in Knowledge Representations of Wikidata separates Global North from Global South By Das et. al., (2025)
  • Automatic Curriculum Cohesion Analysis Based on Knowledge Graphs By Gacek & Adrian (2025).
• Videos
  • African Wiki Women Wikidata training for the gender equality campaign
  • Using Listeria tool to create Wikidata lists from Wikidata
  • Using the Mix'n'match tool to match external datasets to Wikidata items.
  • Connecting the World’s Knowledge with Abstract Wikipedia By Denny Vrandečić

Tool of the week

• Wdactle game -- is a Wikidata version of Redactle! It's a game where you are shown a Wikidata Item with all labels and words redacted and have to figure out what it is. Guessing a word reveals all the places where it is used. Built by Luca Werkmeister during the Wikimedia Hackathon 2025.

Other Noteworthy Stuff

• ⚠️ Wikidata Query Service graph split: As you know Wikidata Query Service was no longer able to handle the complete set of data Wikidata has. To address this the graph in Wikidata Query Service has now been split into a main graph (that continues to be at query.wikidata.org) and a scholarly graph (that is at query-scholarly.wikidata.org). For more details please see Wikidata:SPARQL query service/WDQS graph split.
• Join the Wikidata:Impact stories global campiagn. We're celebrating the amazing Wikidata community - editors, developers, librarians, and creators - and inviting you to share how Wikidata is used. Your story can inspire others and grow the community. Submit yours or nominate a cool project by June 6.

Newest properties and property proposals to review

• Newest General datatypes:
  • ‎third-gender population (number of third-gender people inhabiting the place)
• Newest External identifiers: Encyclopedia of the Serbian National Theatre ID, vlaamsekunstcollectie.be ID, Patrimonio Galego ID, ‎Substack handle, Sport Express football match ID, R-Sport match ID
• New General datatypes property proposals to review:
  • related video (less fitting video, used only because a better alternative is not available. If an appropriate video of the item is available, use P10 instead. Value should not be a generic placeholder.)
  • cosplay of (character(s) that are cosplayed in this image or video)
• New External identifier property proposals to review: RFI station ID (timetables), registration number of japanese invoice system, Jesuit Online Necrology ID, Geographicus-cartographer, Harper's tag, Database of Czech Librarians ID, Open Location Code, CABR-identifier, Onsland-identifier, National Library of Spain Alma ID (BNE v2.0), PC98 Images game ID, Stadtwiki Meißen ID, Rhein-Neckar-Wiki-ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • All you want to know about The Blue Coats (Q1030833)
  • Birthplace of Colombians in the Public Domain
• Showcase Items: Soir d'été sur la plage de Skagen – l'artiste et sa femme (Q18386245) - painting by Peder Severin Krøyer from 1899
• Showcase Lexemes: Projektion (L494436) - German noun (pro-yek-tsi̯oːn) that can mean "projection", "image display", or "defence mechanism in Psychoanalysis"

Development

• mul language code: We are fixing an issue where Items can't be found by their mul language label or alias (phab:T392058)
• Wikibase REST API: We are working on phrase matching for the simple search (phab:T389011)
• Dark mode: We fixed a color contrast bug with the entity selector when making new statements (phab:T393641)
• Ontology: We’re working on an updated, more complete version of the wikibase.owl ontology file (phab:T371752)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Govdirectory weekly focus country: Italy
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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: THEbotIT 2 - New functional aspect to automatic creation of items describing lexicographical articles of Paulys Realencyclopädie der classischen Altertumswissenschaft (RE). The described topics of an RE article should also link back to the article.

Events

• Upcoming events:
  • On Thursday, 22 May 2025, from 10:00 to 12:00 (CEST), digiS Berlin will offer an online workshop titled "Wikidata for GLAMs." The event is free, open to all, and conducted in German. More information and registration is here.
  • (Italian) Introduction to Wikidata and Wikimedia projects - LM43 May 29, 2025 12:00 PM to 2:00 PM
  • The Wikidata and Sister Projects online event is nearly here! Four days of sessions on the use of Wikidata in the Wikimedia Projects, join us from May 29 - June 1. Register here. See the Program schedule.

Press, articles, blog posts, videos

• Blogs
  • Diff Blog: Spotlight on Wikidata in the WikiLearn newsletter: WikiLearn's May 2025 update highlights how its online courses, including Wikidata 101, are effectively helping Wikimedians develop key skills, reduce edit reversion rates, and foster engagement across multiple language communities.
  • The Meaning Behind Our Place Names - The Open Etymology Map uses Wikidata-linked etymology tags in OpenStreetMap to reveal the origins of place names, offering an interactive way to explore the historical and linguistic roots of streets, towns, and landmarks
• Papers
  • Preprint: Scholia Chemistry: access to chemistry in Wikidata - This study explores Wikidata's role in chemistry, highlighting how thousands of new chemicals were added, how new properties and database links enhance chemical representation, and how Scholia
  • Making an Under-Resourced Language Available on the Wikidata Knowledge Graph: Quechua Language By Huaman et. al., (2025) - This study integrates Quechua lexical data into Wikidata, adding 1,591 lexemes along with senses, forms, and pronunciation audio, demonstrating how Wikidata can support under-resourced languages in AI-driven Knowledge Graphs to promote linguistic diversity and inclusivity.
  • Knowledge-Based Aerospace Engineering - A Systematic Literature Review By Wittenborg et al., (2025) - This study systematically reviews Knowledge-Based Aerospace Engineering, analyzing over 1,000 articles, constructing a knowledge graph mapped to Wikidata, and demonstrating how structured, semantic-based approaches can enhance aerospace design, collaboration, and sustainable aviation
• Videos
  • (Italian) Introduction to Wikidata for archives
  • (Sweden) Stockholm Archipelago Trail OSM Wikidata SDC By Magnus Salgo
  • (German) Instructional video on SPARQL queries in Wikidata By OER4SDI

Tool of the week

• Wikidata-Taxonomy is a Command-line tool and library to extract taxonomies from Wikidata.

Other Noteworthy Stuff

• We are improving and expanding our Help and documentation pages, please tell us what you think: Parser Functions

Newest properties and property proposals to review

• Newest General datatypes
  • third-gender population (number of third-gender people inhabiting the place)
  • context window (maximum length of an input token in the language model)
  • ‎most populous urban area (city or town with the largest population in this area (country, state, county, continent, etc.))
• Newest External identifiers: Encyclopedia of the Serbian National Theatre ID, vlaamsekunstcollectie.be ID, Patrimonio Galego ID, ‎Substack handle, Sport Express football match ID, R-Sport match ID, ‎ComputerLanguage.com definition, Repertorium kleine politieke partijen 1918-1967 (Person), ‎RFI station ID (timetables), Geographicus cartographer ID
• New General datatypes property proposals to review:
  • related video (less fitting video, used only because a better alternative is not available. If an appropriate video of the item is available, use P10 instead. Value should not be a generic placeholder.)
  • cosplay of (character(s) that are cosplayed in this image or video)
  • breed belongs to taxon (taxon to which members of this breed (or these breeds) belong)
  • Reason for no value (qualifier property to be used with statements having the object "no value", given to provide a reason for "no value")
  • over (base field of this vector space, base ring of this module, pair of base rings for this bimodule, base monoidal category of this enriched category, etc.)
  • has WikiProject (WikiProject which has this topic as its main subject)
  • mixing engineer (person responsible for mixing the different sonic elements of a piece of recorded music into a final version of a track)
  • normally caused by (item that normally causes this effect, but that is not necessarily the cause here)
  • criminal motive (verified reasoning behind a crime)
• New External identifier property proposals to review: registration number of japanese invoice system, Jesuit Online Necrology ID, Harper's tag, Database of Czech Librarians ID, Open Location Code, CABR-identifier, Onsland-identifier, National Library of Spain Alma ID (BNE v2.0), PC98 Images game ID, Stadtwiki Meißen ID, Rhein-Neckar-Wiki-ID, R-Sport team ID, WürzburgWiki ID, AW-Wiki ID, Wetzipedia ID, OberpfalzWiki article ID, Tüik village id, viberate.com Artist Id, African Music Library Band ID, Delfi.lv theme ID, ESPN soccer team ID, 15min.lt theme ID, trove.scot ID, Identifiant d'une personne sur PRET19, Židovski biografski leksikon ID, IMDb Interest ID

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Map of pubs in Scotland (source)
  • Data about all 60 members of the European Association for Quality Assurance in Higher Education (source)
• Newest WikiProjects: WikiProject_zelph - WikiProject zelph focuses on integrating a semantic network system with Wikidata to enhance data quality.
• Showcase Items: The Jungle Book (Q16857406) - 2016 film directed by Jon Favreau
• Showcase Lexemes: pukka (L339628) - English adjective (puh-kuh) that can mean "genuine", "highest class", or "complete"

Development

• UI: We are putting the finishing touches on the new search box that will make it easier to search for Properties, Lexemes and EntitySchemas as well (phab:T321543)
• Dark mode: We fixed the last known issues and are getting ready to roll it out
• Mobile statement editing: We are refining prototypes for testing and started technical investigations
• Wikibase REST API: We are continuing the work on simple search, focusing on phrase matching now (phab:T389011)
• Query Service: We are working on a small experiment to show a notification for simple queries that are better run on other APIs (phab:T391264)

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.

Weekly Tasks

• Add labels, in your own language(s), for the new properties listed above.
• Contribute to the showcase Item and Lexeme above.
• Summarize your WikiProject's ongoing activities in one or two sentences.
• 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!