Polish Opening traps: the most-played mistakes
1 mistakes actually played in the Polish Opening, each verified by the engine: the position is playable before, the punishment wins material, and the player share comes from real Lichess games.
Method: Stockfish screening (depth 14 then 22), refutation = best engine moves. Frequencies: real Lichess games 1400-2200+, blitz, rapid and classical. Whatever failed verification is not published.
- Bxb4 ?5.4% of players77,716 games
Bxb4 concedes about 7.1 pawn. Bxg7 immediately exploits the mistake: Bxg7 captures a pawn, attacks the rook. Precise line: Bxg7 d5 Bxh8 Nd7.
Punishment: Bxg7 d5 Bxh8 Qe7 e3
+6 points of material, evaluation 4.1 after the punishment.