Question: Who was Caitlyn Jenner's spouse in 1972?
Paraphrase: In 1972, who was Caitlyn Jenner married to?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q365144 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1972')) }