Chess puzzle (Crushing)
Moves: 1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. e3 Nf6 5. Be2 a6 6. O-O Bc5 7. d4 Bb6 8. Ba3
Nbd7 9. Ne5 c5 10. Nxd7 Nxd7 11. dxc5 Bxc5 12. Bb2 O-O 13. c4 dxc4 14. bxc4
Bxb1 15. Rxb1 Qc7 16. Bf3 Rad8 17. Qc1 Nb6 18. Qc3 e5 19. Ba3 Bxa3 20. Qxa3
Nxc4 21. Rxb7 Qxb7 22. Bxb7 *
Position (FEN): 3r1rk1/1B3ppp/p7/4p3/2n5/Q3P3/P4PPP/5RK1 b - - 0 22
Black to move.
Themes: Hanging Piece Endgame  
Puzzle rating: 1045
Best move: Nxa3