In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

[Q]: what is the base of an isosceles triangle
[A]: the third side


[Q]: when does spike tells buffy he loves her
[A]: 14th episode of season 5


[Q]: when did mcdonald's get the golden arches
[A]:
1962