Question: who is the partner of Pablo Picasso?
Paraphrase: Who was Pablo Picasso's partner?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P451 wd:Q5593 . ?sbj wdt:P31 wd:Q5 } 
Answer: Nusch Éluard, Dora Maar, Fernande Olivier, Marie-Thérèse Walter, Eva Gouel, Françoise Gilot