Chess puzzle (Crushing)
Moves: 1. d4 d5 2. Nf3 Nf6 3. e3 Nc6 4. Bd3 Bg4 5. b3 Bxf3 6. Qxf3 e5 7. dxe5 Nxe5 8.
Qe2 Bd6 9. Bb2 Qe7 10. O-O Nfg4 11. h3 Nf6 12. Nd2 O-O 13. c4 Rfe8 14. Rfe1 c6
15. Rac1 b6 16. cxd5 cxd5 17. Bc2 Rac8 18. Nf3 Nxf3+ 19. Qxf3 Be5 20. Bxe5 Qxe5
21. Red1 h6 22. Qe2 g6 23. Rd4 *
Position (FEN): 2r1r1k1/p4p2/1p3npp/3pq3/3R4/1P2P2P/P1B1QPP1/2R3K1 b - - 1 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1491
Best move: Qxd4