In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Who started the fire at rick's on desperate housewives?
Porter, Preston

What flag has a blue triangle and red and white stripes?
Puerto Rico and Ohio

Is the oboe d'amore higher or lower in pitch than the orchestral oboe?

lower