A mistake is not a thing, in and of itself, it’s just the entire space of possible games outside the very narrow subset that lead to victory.
Minor nitpick, surely you mean possible moves, rather than possible games? The set of games that lead to defeat is necessarily symmetrical with the set that lead to victory, aside from the differences between black and white.
Minor nitpick, surely you mean possible moves, rather than possible games? The set of games that lead to defeat is necessarily symmetrical with the set that lead to victory, aside from the differences between black and white.