Chess puzzle (Crushing)
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd3 Bb4+ 6. Bd2 Bxd2+ 7. Nxd2 O-O
8. O-O-O Re8 9. f3 d5 10. Qf2 dxe4 11. Nxe4 Nxe4 12. fxe4 Qg5+ 13. Kb1 Be6 14.
Nf3 Qa5 15. a3 b5 16. Ng5 b4 17. Qd2 Rab8 18. Nxe6 Rxe6 19. Rhf1 Qe5 20. g3 *
Position (FEN): 1r4k1/p1p2ppp/2n1r3/4q3/1p2P3/P2B2P1/1PPQ3P/1K1R1R2 b - - 0 20
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1079
Best move: bxa3