Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 a6 6. Bg2 b5 7. cxd5 cxd5 8. O-O
Bb7 9. a4 b4 10. Nb1 Nbd7 11. Nbd2 Bd6 12. Nb3 a5 13. Bf4 Bxf4 14. gxf4 Ba6 15.
Rc1 O-O 16. Qd2 Ne4 17. Qe3 Bc4 18. Nfd2 Bxb3 19. Nxb3 Nd6 20. Nd2 Qb6 21. Rc2
Nf5 22. Qd3 Nxd4 23. Rcc1 Nf6 24. e3 Nf5 25. Nb3 Rfc8 26. Bh3 Nd6 27. f5 e5 28.
Bg2 e4 29. Qd4 Qd8 30. Rfd1 Nxf5 31. Qe5 Nh4 32. Nd4 Qd7 33. Qg3 Ng6 34. Bh3
Rxc1 35. Rxc1 Qxa4 36. Bf5 Qa2 37. h4 Qxb2 38. Rc7 a4 39. Be6 fxe6 40. Nxe6
Qa1+ 41. Kg2 Qe5 42. Rxg7+ Kh8 43. Rxg6 Qxg3+ 44. Rxg3 Nh5 45. Ng5 a3 *
Position (FEN): r6k/7p/8/3p2Nn/1p2p2P/p3P1R1/5PK1/8 w - - 0 46
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 676
Best move: Nf7#