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\*.

what do you call a fish with four eyes
Anableps

who gave the concept of game theory first
Charles Waldegrave

who played cory in that's so raven

Kyle Orlando Massey