Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Be3 Nf6 8.
O-O O-O 9. Qd2 b5 10. Nb3 Bxe3 11. Qxe3 d6 12. Rad1 Nbd7 13. f4 Bb7 14. h3 Rfe8
15. Qd2 b4 16. Be2 bxc3 17. Qxd6 Qxd6 18. Rxd6 cxb2 19. e5 Ne4 20. Rxd7 Ng3 21.
Re1 Nxe2+ 22. Kf2 Nc1 23. Nxc1 b1=Q 24. Nb3 Qxc2+ 25. Re2 Qc6 26. Red2 Qxg2+
27. Ke1 Qf1+ 28. Kxf1 Bd5 29. Rc2 Rec8 30. Rdc7 Rxc7 31. Rxc7 h6 32. Ke2 Rb8
33. Rc3 Rb4 34. Ke3 Re4+ 35. Kd2 Rxf4 36. Nc5 Rf2+ 37. Ke3 Rxa2 38. Kf4 g5+ 39.
Kg4 Kg7 40. Nd7 Rg2+ 41. Kh5 Be4 42. Nf8 Bg6+ 43. Nxg6 *
Position (FEN): 8/5pk1/p3p1Np/4P1pK/8/2R4P/6r1/8 b - - 0 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 791
Best move: fxg6#