Chess puzzle (Crushing)
Moves: 1. e4 c5 2. d3 d6 3. Nf3 g6 4. Be2 Bg7 5. Nc3 Nf6 6. Bd2 O-O 7. O-O e5 8. h3 h6
9. Qc1 Kh7 10. Nh2 Nc6 11. Ng4 Nxg4 12. Bxg4 f5 13. exf5 Bxf5 14. Bxf5 Rxf5 15.
Ne2 Qd7 16. c3 Raf8 17. Ng3 R5f7 18. f3 Ne7 19. Qc2 Nf5 20. Nxf5 Qxf5 21. Rac1
b5 22. a3 a5 23. Be3 h5 24. Rfd1 Re8 25. Qb3 Qd7 26. Qd5 Qe6 27. Qxe6 Rxe6 28.
Bf2 Bf6 29. Re1 Rfe7 30. Re2 Kg7 31. Rce1 Kf7 32. Kf1 h4 33. Bg1 Bg5 34. Be3
Bf4 35. Bxf4 exf4 36. Rxe6 Rxe6 37. Rxe6 Kxe6 38. Ke2 Ke5 39. b3 b4 40. cxb4 *
Position (FEN): 8/8/3p2p1/p1p1k3/1P3p1p/PP1P1P1P/4K1P1/8 b - - 0 40
Black to move.
Themes:  Endgame, Pawn Endgame  
Puzzle rating: 1627
Best move: cxb4