Thanks! I ended up here, which is about the place one needs to start https://medium.com/freely-sharing-the-sum-of-all-knowledge/writing-a-wikidata-query-discove

Thanks! I ended up here, which is about the place one needs to start https://medium.com/freely-sharing-the-sum-of-all-knowledge/writing-a-wikidata-query-discovering-women-writers-from-north-africa-d020634f0f6c https://medium.com/freely-sharing-the-sum-of-all-knowledge/w... understanding which tags from the ontology to use and then building the query.