TASK DEFINITION: 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\*.
PROBLEM: who was the roman emperor when jerusalem was destroyed

SOLUTION: Titus

PROBLEM: dolce and gabbana based on which italian city

SOLUTION: Milan

PROBLEM: when was windows 7 service pack 1 released

SOLUTION:
February 22, 2011