Chess puzzle (Crushing)
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Bf4 Nc6 6. c3 e6 7. h3 Bxf3 8.
Qxf3 Nf6 9. Be2 Be7 10. O-O O-O 11. Nd2 a6 12. Qg3 Re8 13. Nf3 Nh5 14. Qg4 Nxf4
15. Qxf4 b5 16. Ne5 Nxe5 17. Qxe5 Bf6 18. Qf4 b4 19. Bh5 bxc3 20. bxc3 g6 21.
Bg4 Bg7 22. Rab1 Re7 23. Rb3 Rc7 24. Rfb1 Rac8 25. Qg3 a5 26. a4 Rc4 27. Be2
Rxa4 28. Ba6 Bf8 29. Bxc8 Bd6 30. Qf3 Qxc8 31. Rb7 *
Position (FEN): 2q3k1/1R3p1p/3bp1p1/p2p4/r2P4/2P2Q1P/5PP1/1R4K1 b - - 1 31
Black to move.
Themes:  Endgame  
Puzzle rating: 1619
Best move: Qxb7