In chess, if you say checkmate and your opponent isn't checkmated, do you lose? - Quora

GQ does chessboxing, British GQ

Force Your Opponent to Checkmate YOU

In chess, if my opponent says 'checkmate', does that end his turn, or is he allowed to continue to still hold on to his piece? - Quora

How do chess players analyze a position for tactics or strategy? - Quora

In chess, if you say checkmate and your opponent isn't checkmated, do you lose? - Quora

Can everyone become a Grandmaster?

When you know you can't win or get stalemate in chess, is it better for your rating to concede than keep going to the bitter end? - Quora

Is it worth sacrificing a bishop to prevent castling?

What is a stalemate in chess? When this type of situation occurs, then how the result of game is decided? - Quora

How to know if your opponent is going to checkmate you in chess - Quora

Chess: What are the most effective techniques to force a stalemate? - Quora

Chess: Should a stalemate count as a win for for the side causing the stalemate? - Quora

Is it okay to kill your opponent in chess when you're losing? - Quora

Playing against the Bowlder Attack

Can a king take a king in chess?