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: rick and morty season 3 episode 7 airing date

SOLUTION: September 10, 2017

PROBLEM: who gave the concept of game theory first

SOLUTION: Charles Waldegrave

PROBLEM: when was the hydrogen fuel cell car invented

SOLUTION:
the end of 2014