"Wer Leitet" Knowledge Graph
From Wer Leitet?
Overview
The "Wer Leitet" (WL) Knowledge Graph is free and open. It contains data about people who lead various companies in Germany from 1940 to 1941.
Access to data
- The WL data is accessible by both humans and machines
- List of properties
- List of items
- Advanced search for items
- SPARQL endpoint
- API
- Export to CSV
- Every entity can be downloaded in .json, .rdf, .ttl, .nt and .jsonld formats. An example for Hermann J. Abs: https://wl.kgi.uni-mannheim.de/entity/Q20.json, https://wl.kgi.uni-mannheim.de/entity/Q20.rdf, https://wl.kgi.uni-mannheim.de/entity/Q20.ttl, https://wl.kgi.uni-mannheim.de/entity/Q20.nt and https://wl.kgi.uni-mannheim.de/entity/Q20.jsonld.
Use Cases
- Searching identifiers of German companies for the period 1940-1941
- Matching your (meta)data to WL data using the WL reconciliation service
- Clean your tabular data and match it to the WL knowledge graph with OpenRefine and the WL reconciliation service
- Semantic annotation of tabular data using the WL knowledge graph with bbw
- Federated queries over AWL, Wikidata and other SPARQL endpoints
Get involved
- You can contribute to this project in various ways: matching data, data quality checks and data editing/upload.
- You can give your feedback at GitHub WL-KG Issues.
- You can get an account here via email request to the Research Data Center at UB Mannheim. Please write "Request an account at the WL KG" as a subject.
- If you are new to knowledge graphs, check out materials at Wikibase Knowledge Graphs.
- The WL knowledge graph is based on Wikibase, the software behind Wikidata. Therefore the Wikidata tutorials are also highly recommended.
Acknowledgments
This work was funded by the German Research Foundation (DFG) through the project "BERD@NFDI".