Question: Which is the end time and the start time of Anna Wintour as a wife of David Shaffer?
Paraphrase: When was Anna Wintour married to David Shaffer?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q230744 p:P26 ?s . ?s ps:P26 wd:Q2195431 . ?s pq:P582 ?value1 . ?s pq:P580 ?value2 }