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

And then CHECKMATE.
Money Heist Season 3, Episode 2

I believe that is
flag to crotch four, CHECKMATE.
The Big Bang Theory Season 10, Episode 10

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

Checkmate.
The Big Bang Theory Season 11, Episode 15