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\*.

Ex Input:
who took the picture of the windows xp background

Ex Output:
Charles O'Rear


Ex Input:
when was do they know its christmas made

Ex Output:
1984


Ex Input:
period from fertilization of the ovum to birth

Ex Output:

Prenatal development