Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. d4 d5 5. Bd3 Bd6 6. Nf3 c5 7. O-O cxd4 8.
h3 Nc6 9. Re1 O-O 10. a3 a5 11. b3 a4 12. b4 Ne5 13. Bb2 Nxf3+ 14. Qxf3 f5 15.
Bxd4 Qc7 16. Rd1 Be5 17. Bxe5 Qxe5 18. c3 Be6 19. Re1 Qf6 20. Qe3 Bf7 21. Qd4
Qxd4 22. cxd4 Rac8 23. Ra2 Rc7 24. Nd2 Rfc8 25. Nf3 Rc3 26. Bb5 Be8 27. Bf1 Rc2
28. Raa1 Nd2 29. Nxd2 Rxd2 30. Re5 Rxd4 31. Rxf5 g6 32. Re5 Bc6 33. Rae1 Rf8
34. Re7 Rd2 35. b5 Rdxf2 36. bxc6 bxc6 37. Ba6 Ra2 38. Bb7 Rff2 39. Bxc6 Rxg2+
40. Kf1 *
Position (FEN): 6k1/4R2p/2B3p1/3p4/p7/P6P/r5r1/4RK2 b - - 1 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 966
Best move: Raf2#