https://wdqs-tutorial.toolforge.org/
Wikidata Query Service Tutorial
wikidata query servicetutorial
https://addshore.com/2019/10/your-own-wikidata-query-service-with-no-limits/
Your own Wikidata Query Service, with no limits – addshore
The Wikidata Query Service allows anyone to use SPARQL to query the continuously evolving data contained within the Wikidata project, currently standing at...
wikidata query serviceno limits
https://www.wikidata.org/wiki/Wikidata:SPARQL_query_service
Wikidata:SPARQL query service - Wikidata
sparql query servicewikidata