Chess puzzle (Crushing)
Moves: 1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. e4 fxe4 5. Nc3 f5 6. Bc4 Qg5 7. g3 Bb4 8.
Ne2 c6 9. a3 Bxc3+ 10. Nxc3 d5 11. Be2 O-O 12. h4 Qe7 13. Qd2 b6 14. O-O-O Ba6
15. Qe3 Bxe2 16. Nxe2 b5 17. f3 b4 18. axb4 Qxb4 19. fxe4 fxe4 20. Rhf1 Nd7 21.
Rf4 Rab8 22. b3 Rxf4 23. Nxf4 Nf6 24. Ne6 a5 25. Qg5 Qe7 26. Nc5 h6 27. Qg6 e3
28. Re1 Rb4 29. Qd3 a4 30. Nxa4 Qa7 31. Rf1 *
Position (FEN): 6k1/q5p1/2p2n1p/3p4/Nr1P3P/1P1Qp1P1/2P5/2K2R2 b - - 2 31
Black to move.
Themes:  Endgame  
Puzzle rating: 1530
Best move: Rxd4