Events

• Nubuke Wikidata Workshop - Sat. 27 April 1100 - 1400 GMT at the Nubuke Foundation, Lome Close Accra, Ghana.
• There's still time for nominating your favorite tool in the Coolest Tool Award! To nominate, follow this link. Deadline: 10 May 2024 - winners unveiled at Wikimania 2024
• Coordinate Me 2024 - an international Wikidata competition around content with geodata. The competition starts on 1 May 2024 and ends on 31 May 2024.
• Wikimedia Hackathon 2024 is just around the corner, taking place in Tallinn, Estonia from 02 - 06 May. We hope there will be lots of Wikidata hacking projects worked on.

Press, articles, blog posts, videos

• Blogs
  • Diff Blog: Museums around the world, according to Wikidata - Wikimedia's own blog, Diff, has this interesting graphic showing museums around the world. To explore further, check the Wikidata Query.
• Papers
  • Bringing PanglaoDB to 5-star Linked Open Data using Wikidata - This paper documents the experiences mapping PanglaoDB's free text cell types and genes i Wikidata to improve reusability and fairness. By Tiago Lubiana & João Vitor F. Cavalcante.
  • Exploring Wikidata for Social Science Research (Portugese) - Highlights the relevance of open resources such as Wikidata for the Social Sciences, providing access to information that facilitates research in the social, economic and cultural areas. By Wenceslao Arroyo-Machado.
  • Integrating Wikidata with Data Sleuthing Techniques For Enhanced Knowledge Discovery of Hidden Figures - this is a training resource to find and enrich Items on Natural History collector's.
• Videos
  • The Data Mine: Wikimedia Content Quality 2024 - a short video on how to find mismatched data between Wikidata on other data sources.
  • MWCon Spring 2024 (Day 3) - This session of the MediaWiki Users and Developers Conference explores the different extensions you can use with Wikibase. See the rest of the program here
  • Getting Started with OpenRefine - Introducing OpenRefine, importing data, filtering and faceting and bulk editing, as well as how to connect to other data sources for reconciling your data. By Margaret Heller & Diana Rusch.
  • A Decade of Scholarly Research on Open Knowledge Graphs - Houcemeddine Turki host this presentation of the LREC-COLING 2024's findings. You can read the full paper here.
  • Beyond Wikidata: building a universal knowledge graph with MediaWiki and Wikibase - James Hare explores Wikibase as a focused alternative to creating a knowledge graph around a specific theme or project.

Tool of the week

• Antvaset's Wikidata Ontology explorer - explore Wikidata's Ontology in this top-down tree explorer. By Anton Vasetenkov.

Other Noteworthy Stuff

• Wikimedia Deutschland closed their Call for Software Contributions! Discover the project proposals submitted and share your feedback.
• Release of Wikibase Suite: Wikibase 1.39.7WMDE .18 - minor security release compatible with MediaWiki 1.39.7
• OpenRefine 3.8.0 was released

Newest properties and property proposals to review

• Newest properties:
  • General datatypes:
    • RTE substation ID (identifier of electrical substations operated by RTE in France)
    • ‎API formatter URL (URI template from which "$1" can automatically be replaced with the effective property value on items; for API access and other machine-readable data)
    • leaf morphology (characterization of aspects of the shape of a plant’s leaves)
    • ‎creative director (person who makes high-level creative decisions)
    • beneficial owner (natural person or persons who ultimately owns or controls a company or organisation)
    • official server list URL (website, officially recommended by the developer of the software, that lists public server instances of the software)
    • EBITDA (accounting measure: net earnings, before interest expenses, taxes, depreciation, and amortization are subtracted)
    • date popularized (point in time the subject became well known to the public, if different from its inception)
    • number of accepted contributions (number of accepted submissions, e.g., conference articles to a conference)
    • electoral symbol (symbol allocated to a political party or candidate for use on ballots)
    • authorised capital (maximum amount of share capital that the company is authorised to issue to shareholders)
    • number of submissions (number of submissions, e.g., submitted papers to a conference)
    • follows spelling pattern (spelling rule, pattern or paradigm followed by this form)
    • risk group (risk group of a biological agent guiding its initial handling in labs according to the risk group classification defined by the WHO laboratory biosafety manual)
    • timetable/schedule URL (link to the timetable or the schedule (in PDF, HTML, image format) for the given service or the event schedule. The current timetable/schedule should have preferred rank.)
    • deterioration (to indicate types of deterioration presented by an artwork, building, artifact, etc.)
  • External identifiers: Oxford Reference overview ID, Theatrical Index company ID, Touhou Wiki ID, Traineras club ID, Traineras competition ID, Slovenian organization number, Featherbase ID, TUESPWiki ID, Theatrical Index theatre ID, Supreme Court of Canada case number, SNS Info Saúde, OSHA Occupational Chemical Database ID, National Library of Uruguay authority ID, museum-digital tag ID, museum-digital person ID, government.ru person ID, arch2.iofe.center person ID, Digital Athenaeus Catalog author ID, China Ministry of Industry and Information Technology ID, BFO class ID, identifiant Sculpturo, Michigan Historical Marker ID, Barry Hugman's Footballers player ID, droitne.ch author ID, Statbunker player ID, ffspb.org player ID, beachsoccer.com team ID, ‎WildTangent Games ID, HCERES organisation ID, az.lib.ru author ID, Hanslick Online person ID, ID of member of the Chambre des députés, Algerian National Statistics Office ID, mosff.ru staff ID, PeerTube channel address, WDF player ID, ‎The Spriters Resource game ID, ‎Cemu Wiki article ID, ‎Génération Nintendo game ID, British Comedy Guide person ID, The Oxford Dictionary of Islam ID, Zillow zpid, Aragonario ID (6th version), The Oxford Encyclopedia of the Islamic World ID, Algerian trademark number ID, Dictionary of Qur'anic Usage ID, ‎Delisted Games ID, Algerian commune ID, The Oxford Encyclopedia of Islam and Women ID, The Islamic World: Past and Present ID, The Concise Oxford Dictionary of World Religions ID, pressball.by football manager ID, Duden sense ID, GovTrack person ID, PlantZAfrica Plants of the Week ID, Kritikanstvo game ID, Kritikanstvo publication ID, Kritikanstvo critic ID, myabandonware.com game ID, FürthWiki article ID, IAFD film UUID, A Dictionary of Arabic Literary Terms and Devices ID, Rugby Romania ID, Scottish Register of Tartans ID, Asociation Espanola de Amigos de los Castillos ID, NICE Paintings ID, Sonic Retro article ID, Algerian district ID, English & Scottish Football League transfers player ID, The Spriters Resource platform ID, Encyklopedia Medyków Powstania Warszawskiego ID, Cerist.dz CCDZ ID, Flora Croatica Database taxon ID, Quadrinhopédia artist ID, SPV profile ID, CPV profile ID, Kunstenpunt Knowledge Graph ID, The Oxford Dictionary of Phrase and Fable ID, Hindawi Foundation book ID, The Oxford Essential Dictionary of Foreign Terms in English ID, Pennsylvania State Senate ID, Vanhan kirjasuomen sanakirja ID, Suomi–ruotsi-suursanakirja ID, ‎FilmVandaag ID
• New property proposals to review:
  • General datatypes:
    • WEM facility code ()
    • Type of representation (Property to indicate the '''representation type''' as a qualifier for Wikimedia Commons SDC Depicts statements of such Wikidata items, indicating the media type of the media file as can be derived from its registered property in Wikidata, being different from P18 (image).)
    • is fake of (the kind (class) of elements this item falsifies / is a fake for)
    • tartan (item's tartan; Tartan is a Scottish cloth pattern symbolizing a clan, region, or group.)
    • hasFeldpostNumber (Property to link German military units to their respective Feldpost numbers, referencing the specific identifier used during the military communications in the world wars.)
    • total deposits (total value of deposits held by a bank or financial institution)
    • Total loans (total value of loans given out by a bank or financial institution)
    • source of transfer & destination of transfer (entity that a transferred item is initially associated with, before this process associates it with another entity (the destination of transfer) [aliases: source / sender])
    • rythme narratif (video game mechanic based on the rhythm of the player's actions)
    • event role (item that describes a role in an event class)
    • Patent Abstract (Abstract of the patent)
    • category for this time deaths (category item for people who died in this time)
    • category for this time births (category item for people who born in this time)
    • is ontological root of (forms the root element of the ontology)
    • founder of (Organization, religion, or place that was founded or co-founded by subject. Inverse of P112.)
    • writing technique (technique used for writing on stone, paper or other support)
    • identifiant Inventaire du patrimoine immobilier culturel ()
  • External identifiers: TMDB award IDs, Algerian National Assembly ID, YList ID, Stichting Erfgoed Nederlandse Biercultuur brewery ID, Brill ID, Encyclopedia of Canonical Hadith ID, case number (mainland China), AccessAble venue ID, Pitchbook Company Profile, Cbonds Company Profile, New Oxford American Dictionary ID, The Oxford Encyclopedia of Philosophy, Science, and Technology in Islam ID, The Oxford Encyclopedia of Islam and Politics ID, PEGI game ID, Jerusalem Film Cinematheque person id, The Grove Encyclopedia of Islamic Art and Architecture ID, Algerian province ID, World Encyclopedia ID, Encyclopedia of the Middle Ages ID, Gentoo Guru ID, Oxford University Press ID, FilmVandaag ID, FBW-Kennung, Duden node ID, Cambridge University Press ID, Taylor & Francis book ID, AbeBooks book ID, COBISS ID, Dhliz person ID, LGD Block Code, Edinburgh University Press ID, BD Gest' work ID, Gentoo Wiki ID, Barnes & Noble ID, Vanguard Books ID, Douban Personage ID, De Gruyter ID, Thriftbooks ID, eBay item, numéro d'établissement d'une ICPE, Columbia University Press ID, Kōmako id
• Deleted properties:

You can comment on all open property proposals!

Did you know?

• Query examples:
  • Two or more statements on a certain property - generates a list of all elements where there are two or more statements on a certain property (without deprecated statements).
  • Explore data about Tabakalera participants - find biographical information of film director's that have participate din the San Sebastian Film Festival Tabalakera cultural centre.
  • Mothers on Wikidata - explore the mother and child relationships of Wikidata items.
  • Presidents of French Universities - curious about which individuals have presided at French Universities and Higher education institutions? This query explores that!
• Showcase Items: Jerzy Spława-Neyman - A polish Statistician, the first to introduce a confidence interval to statistical hypothesis testing.
• Showcase Lexemes: Pfeil (DE) - Arrow, part of the Weekly Lexeme Challenge.

Development

• 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.
• 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!