Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Nf3
cxd4 9. Qxd4 Nbc6 10. Qf4 Ng6 11. Qg3 Ncxe5 12. Nxe5 Qxe5+ 13. Qxe5 Nxe5 14.
Bf4 Ng6 15. Bd6 Bd7 16. Rb1 Bc6 17. Be2 Kd7 18. Bg3 h5 19. h4 e5 20. Kd2 f5 21.
f3 f4 22. Bf2 e4 23. Bd4 e3+ 24. Kd3 Bb5+ 25. Rxb5 Ne7 26. Rxb7+ Ke6 27. Bxg7
Rhg8 28. Bh6 Rxg2 29. Bxf4 Nf5 30. Re1 a5 31. Bf1 *
Position (FEN): r7/1R6/4k3/p2p1n1p/5B1P/P1PKpP2/2P3r1/4RB2 b - - 1 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 948
Best move: Rd2#