Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[Q]: The counties of Alameda, El Dorado, Fresno, Marin, Mariposa, Nevada, Orange, Riverside, Sacramento, San Bernardino, San Joaquin, San Mateo, Santa Clara, Santa Cruz, Sonoma and Ventura are in what state of the USA?
[A]: santa clara, california


[Q]: Chep Lap Kok airport is located where?
[A]: hong kong international airport


[Q]: Played by Patrick Newell, who was John Steed and Tara King's boss in The Avengers?
[A]:
the avengers