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 played in the men's semi final in wimbledon in 2015

SOLUTION: Novak Djokovic

PROBLEM: who has won the most gold cups in soccer

SOLUTION: Mexico

PROBLEM: who led the turkish counterattack at chunuk bair

SOLUTION:
Mustafa Kemal