The Grandmaster<br>It had all come down to this for Demetri. There were only a few moves left. He put his queen into place and waited. His opponent fell for the trap. Checkmate, Demetri had won!

Based on that paragraph can we conclude that this sentence is true?
He won the game

Available options:
a). Yes;
b). It's impossible to say;
c). No;
a).