What is {spouse} of {Chien-Shiung Wu} that is {start time} is {1942-0-0} ?
Who is Chien-Shiung Wu's spouse, who was born in 1942?
Who is Chien-Shiung Wu's spouse born in 1942?
SELECT ?y WHERE { ?b property:spouse ?y . FILTER ( CONTAINS ( YEAR ( ?w ) , '1942' ) ) . resource:Chien-Shiung_Wu property:spouse ?b . ?b property:start_time ?w }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q450317> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P26> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1942-0-0>
} 

SELECT ?obj WHERE { wd:Q450317 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1942')) }