
I believe that is
flag to crotch four, CHECKMATE.
The Big Bang Theory Season 10, Episode 10
![Checkmate.[groans]
Checkmate.[groans]](https://content2.mcqstudy.com/ss/tbbt-12-7-00:14:34.395.jpeg)
Checkmate.[groans]
The Big Bang Theory Season 12, Episode 7

...isn't that CHECKMATE
and I win?
The Big Bang Theory Season 5, Episode 18

And then CHECKMATE.
Money Heist Season 3, Episode 2

Oh, is it? We're conversing.
Checkmate.
The Big Bang Theory Season 3, Episode 11