Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. f4 Bg4 5. Nf3 e6 6. O-O Ne4 7. h3 Bh5 8. Nbd2
f5 9. c3 Rg8 10. Qc2 g5 11. Nxe4 fxe4 12. Bxe4 dxe4 13. Qxe4 Qd5 14. Qxh7 Bf7
15. Nxg5 Rg7 16. Qc2 Bg6 17. Qf2 O-O-O 18. h4 Bd3 19. Re1 Be7 20. Bd2 Bxg5 21.
fxg5 Rdg8 22. Qf4 Be4 23. Re2 Ne7 24. Rf2 Nf5 25. g3 Ne7 26. b3 Ng6 27. Qg4 Bf5
28. Qe2 Qe4 29. Raf1 Nxh4 30. gxh4 Qxh4 31. e4 Bxe4 32. Rh2 Qg3+ 33. Rg2 Bxg2
34. Qxg2 Qh4 35. Rf3 c6 36. Rg3 Qh5 37. Rg4 Rh7 38. Kf2 Kc7 39. Be3 Kb6 40. Ke2
Rf8 41. Kd2 Rg7 42. a4 Rf5 43. d5+ Kc7 44. dxe6 Re7 45. Bf4+ Kc8 46. Bh2 Qg6
47. Qg3 Rd5+ 48. Rd4 Rxd4+ 49. cxd4 Rxe6 *
Position (FEN): 2k5/pp6/2p1r1q1/6P1/P2P4/1P4Q1/3K3B/8 w - - 0 50
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1282
Best move: Qc7#