Chess puzzle (Crushing)
Moves: 1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Bb4 5. e5 Bxc3 6. dxc3 Ne4 7. Bxf4 O-O 8.
Qd3 d5 9. exd6 Nxd6 10. O-O-O Bf5 11. Qd2 Nc6 12. Bxd6 cxd6 13. Qxd6 Qb6 14.
Nd4 Bg6 15. Nxc6 bxc6 16. Bd3 Rab8 17. Qa3 Qe3+ 18. Rd2 Bxd3 19. cxd3 Rfd8 20.
Kc2 Rb7 21. Rhd1 Rdb8 22. b3 Rd7 23. Qa6 c5 24. Qc4 Rdb7 25. Qe4 Qg5 26. h4 Qd8
27. c4 Qa5 28. Ra1 Rxb3 29. axb3 Qxa1 30. Rd1 *
Position (FEN): 1r4k1/p4ppp/8/2p5/2P1Q2P/1P1P4/2K3P1/q2R4 b - - 1 30
Black to move.
Themes:  Endgame  
Puzzle rating: 996
Best move: Qa2+