Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bg5 Rb8 8.
Rb1 Bb4 9. Bc4 Bxc3+ 10. bxc3 Rxb1 11. Qxb1 Qa5 12. Qb3 O-O 13. Bxf6 gxf6 14.
O-O Ba6 15. Rd1 Bxc4 16. Qxc4 Qb5 17. Qb3 Qe2 18. Qb1 Kg7 19. Rxd7 Rb8 20. Qc1
Rb2 21. Rd2 *
Position (FEN): 8/p4pkp/2p2p2/4p3/4P3/2P5/PrPRqPPP/2Q3K1 b - - 4 21
Black to move.
Themes:  Endgame  
Puzzle rating: 1657
Best move: Qxd2