Introducing federated queries with Wikidata
Andra Waagmeester · Figshare · 2018
Here are the slides and example ShEx files used in the advanced SPARQL workshop at the EuropeanaTech 2018 Wikidata workshop day in the Haque on May 14, 2018https://www.wikidata.org/wiki/Wikidata:Events/EuropeanaTech_2018_Wikidata_workshop_day