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 Q]: who played lindsay on two and a half men
[EX A]: Courtney Thorne-Smith

[EX Q]: who was the first team to win the scottish cup
[EX A]: Queen's Park

[EX Q]: when was the aria built in las vegas
[EX A]:
December 16, 2009