Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 c5 3. e3 b6 4. Bd3 Bb7 5. b3 e6 6. Bb2 Be7 7. O-O O-O 8. Nbd2
d6 9. c4 Nbd7 10. Qc2 Rc8 11. Ng5 h6 12. Nge4 d5 13. Nxf6+ Nxf6 14. Rad1 a6 15.
Nf3 dxc4 16. bxc4 Bxf3 17. gxf3 cxd4 18. Bxd4 Qc7 19. Qb3 Nd7 20. Rb1 Bc5 21.
Be2 Rfd8 22. Rfd1 Rb8 23. Qa4 a5 24. Rd2 Bb4 25. Rc2 Nc5 26. Bxc5 Bxc5 27. Qb3
Rd6 28. a3 Rbd8 29. Rbb2 Qe7 30. Ra2 Qg5+ 31. Kh1 Rd1+ 32. Bxd1 *
Position (FEN): 3r2k1/5pp1/1p2p2p/p1b3q1/2P5/PQ2PP2/R1R2P1P/3B3K b - - 0 32
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 850
Best move: Rxd1#