Chess puzzle (Crushing)
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. e3 Be7 5. Nf3 c5 6. Bd3 Nc6 7. O-O O-O 8. Qc2
Nb4 9. Qb1 Nxd3 10. Qxd3 dxc4 11. Qxc4 cxd4 12. Nxd4 a6 13. Rd1 b5 14. Qc6 Bd7
15. Qf3 Qc7 16. Ne4 e5 17. Nf5 Bxf5 18. Qxf5 Rfd8 19. Bd2 Rac8 20. Rdc1 *
Position (FEN): 2rr2k1/2q1bppp/p4n2/1p2pQ2/4N3/4P3/PP1B1PPP/R1R3K1 b - - 4 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1353
Best move: Qxc1+