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]: Who sang this old house in the 1950s?
[EX A]: Rosemary Clooney

[EX Q]: Which muslim leader received the title of knighthood in 1888?
[EX A]: Sir Syed Ahmed Taqvi bin Syed Muhammad Muttaqi

[EX Q]: When did the nba change the first round of playoffs to 7 games?
[EX A]:
2003