Chess puzzle (Crushing)
Moves: 1. e4 e6 2. d4 b6 3. Nf3 Bb7 4. Bd3 h6 5. O-O d6 6. Re1 Be7 7. c4 Nd7 8. Nc3 e5
9. d5 Ngf6 10. Bd2 a5 11. a3 O-O 12. b4 axb4 13. axb4 Nh7 14. Qc2 Ng5 15. Nxg5
Bxg5 16. Rxa8 Bxa8 17. Ra1 Bxd2 18. Qxd2 Bb7 19. Nb5 Nf6 20. Ra7 Qb8 21. Qa2
Rc8 22. Qa3 Nd7 23. Be2 Nf6 24. h3 Kh7 25. Bd3 Kg8 26. c5 dxc5 27. bxc5 bxc5
28. Qxc5 c6 29. Nd6 Rc7 30. Nxb7 Rxb7 31. dxc6 *
Position (FEN): 1q4k1/Rr3pp1/2P2n1p/2Q1p3/4P3/3B3P/5PP1/6K1 b - - 0 31
Black to move.
Themes:  Endgame  
Puzzle rating: 1738
Best move: Rxa7