Question: What are the birth and death dates of John Quincy Adams, son of Abigail Adams?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q206191 p:P40 ?s . ?s ps:P40 wd:Q11816 . ?s pq:P570 ?value1 . ?s pq:P569 ?value2 }