Question: What is the date of the death and birth of Frederick William I of Prussia, son of Prince Henry of Prussia?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q105013 p:P40 ?s . ?s ps:P40 wd:Q50993 . ?s pq:P570 ?value1 . ?s pq:P569 ?value2 }