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.

[EX Q]: When did india won the cricket world cup for the first time?
[EX A]: June 25, 1983

[EX Q]: Who plays captain hook in once upon a time?
[EX A]: Colin O'Donoghue

[EX Q]: Who discovered infrared waves in the electromagnetic spectrum?
[EX A]:
Frederick William Herschel