Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. Ne2 d6 3. d4 d5 4. e5 Bf5 5. Ng3 Bg6 6. h4 h6 7. Bd3 Bxd3 8. Qxd3
e6 9. Nd2 Nd7 10. Nf3 c5 11. c3 c4 12. Qc2 Ne7 13. Be3 g6 14. Nh2 Nf5 15. Nxf5
gxf5 16. Nf3 Be7 17. g3 f6 18. Bf4 fxe5 19. Nxe5 Nxe5 20. Bxe5 Bf6 21. Qa4+ Kf7
22. O-O-O Bxe5 23. dxe5 Qc7 24. Rhe1 a6 25. Qc2 b5 26. Qe2 a5 27. Qh5+ Ke7 28.
g4 Raf8 29. gxf5 Rxf5 30. Qg6 Rhf8 31. Qxh6 Rxf2 32. Qg5+ Kd7 33. Rd2 R2f5 34.
Qg3 b4 35. cxb4 axb4 36. Kb1 Qa5 37. Red1 Ra8 38. b3 c3 39. Qg7+ Kc6 40. Rc2
Qc7 41. Qg4 Kb5 42. Qe2+ Ka5 43. Re1 Raf8 44. a4 Qc5 45. h5 d4 46. h6 Qd5 47.
Ka2 d3 48. Qe3 R5f7 49. Rh2 d2 50. Ra1 Rf3 *
Position (FEN): 5r2/8/4p2P/k2qP3/Pp6/1Pp1Qr2/K2p3R/R7 w - - 2 51
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 872
Best move: Qa7#