Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 O-O 6. d3 d6 7. Bg5 h6 8. Bh4
Bg4 9. Bg3 a6 10. Nd5 Nd4 11. c3 Bxf3 12. gxf3 Ne6 13. Kh1 c6 14. Ne3 Bxe3 15.
fxe3 d5 16. exd5 Nxd5 17. Qd2 b5 18. Bb3 Qg5 19. Rae1 Nc5 20. Bc2 Rfe8 21. Rg1
Qf6 22. Qg2 Ne6 23. Bh4 g5 24. Bf2 Rad8 25. b3 Nxc3 26. f4 exf4 27. Qxc6 Ra8
28. exf4 Rec8 29. fxg5 hxg5 30. Qg2 Kf8 31. Bg3 Nxa2 32. d4 Nf4 33. Qe4 Qc6 34.
Qxc6 Rxc6 35. Be4 Rcc8 36. Bxa8 Rxa8 37. Bxf4 gxf4 38. Rg4 Nb4 39. Reg1 Nd3 40.
Rg8+ Ke7 41. Rxa8 f3 42. Rxa6 *
Position (FEN): 8/4kp2/R7/1p6/3P4/1P1n1p2/7P/6RK b - - 0 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1258
Best move: Nf2#