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.

[Q]: Who was the 20th prime minister of canada?
[A]: Jean Chretien


[Q]: When was the pledge of allegiance started in schools?
[A]: October 12, 1892


[Q]: Who is the present defense minister of india?
[A]:
Rajnath Singh