Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nc3 d6 3. Bc4 e6 4. Nf3 Nf6 5. d3 a6 6. Bg5 Be7 7. h3 Bd7 8. O-O b5
9. Bb3 a5 10. a4 b4 11. Nb5 Bxb5 12. axb5 O-O 13. Bc4 Nbd7 14. c3 Nb6 15. cxb4
axb4 16. Rxa8 Qxa8 17. e5 dxe5 18. Nxe5 Qb7 19. Qd2 Nbd5 20. Nc6 h6 21. Bxf6
Bxf6 22. Na5 Qc7 23. Ra1 Ra8 24. Nb3 Rxa1+ 25. Nxa1 Qa5 26. Nb3 Qa7 27. Qe2 Kf8
28. Kf1 Qb6 29. f3 Nc7 30. Qf2 Bd4 31. Nxd4 cxd4 32. Qh4 Nxb5 33. Bxb5 Qxb5 34.
Qxd4 f6 35. Qd6+ Kf7 36. Qc7+ Kg6 37. Qe7 *
Position (FEN): 8/4Q1p1/4ppkp/1q6/1p6/3P1P1P/1P4P1/5K2 b - - 5 37
Black to move.
Themes:  Endgame, Queen Endgame  
Puzzle rating: 664
Best move: Qxd3+