Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. c3 d5 3. Qc2 dxe4 4. Ne2 Nf6 5. Na3 Bf5 6. Ng3 Bg6 7. Nc4 Nc6 8.
Ne3 e6 9. b3 Ne5 10. Be2 Nd3+ 11. Bxd3 exd3 12. Qd1 Bd6 13. Qf3 Qc7 14. Nc4
Bxg3 15. fxg3 O-O 16. O-O Rfd8 17. Bb2 Rd5 18. Rae1 Bh5 19. Qf4 Qd8 20. Ne5 Be2
21. Rf2 Qc7 22. c4 Rxe5 23. Bxe5 Qe7 24. h3 Nh5 25. Qe3 f6 26. Bc3 e5 27. g4
Nf4 28. Rxf4 Qd7 29. Rf5 h5 30. g3 hxg4 31. hxg4 Bxg4 32. Rf2 Kf7 33. Bxe5 Rh8
34. Qxc5 Kg6 35. Bd6 Bd1 36. Rxd1 Qh3 37. Qf5+ Qxf5 38. Rxf5 Kxf5 39. Kf2 Re8
40. Kf3 Re2 41. Bf4 g5 42. Be3 *
Position (FEN): 8/pp6/5p2/5kp1/2P5/1P1pBKP1/P2Pr3/3R4 b - - 1 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 979
Best move: g4#