Chess puzzle (Crushing)
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 exf4 4. Bc4 b6 5. d3 Bb7 6. a3 Qe7 7. Bxf4 O-O-O 8.
b4 Qf6 9. Bd2 Qxa1 10. Bc3 Bxb4 11. axb4 Qa4 12. Bxg7 Qxb4+ 13. c3 Qe7 14. Bxh8
f6 15. Qc1 Qf8 16. Qa3 Nge7 17. Bxf6 Qxf6 18. O-O Ng6 19. Nd4 Qg5 20. Nxc6 dxc6
21. Qxa7 Nf4 22. Rxf4 Qxf4 23. Be6+ Rd7 24. Bxd7+ Kxd7 25. Qxb7 Qc1+ 26. Kf2
Qxb1 27. Qa6 Qc2+ 28. Kg3 Qxc3 29. Qc4 Qxc4 30. dxc4 b5 31. cxb5 *
Position (FEN): 8/2pk3p/2p5/1P6/4P3/6K1/6PP/8 b - - 0 31
Black to move.
Themes:  Endgame, Pawn Endgame  
Puzzle rating: 816
Best move: cxb5