Question: What is working language of California Institute of Technology that has grammatical  person is first -person plural?
Paraphrase: What is working language of California Institute of Technology that has grammatical man or woman is first -person plural?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q161562 wdt:P2936 ?answer . ?answer wdt:P5110 wd:Q51929290}
Answer: English