Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. Nf3 d6 3. Be2 Nd7 4. O-O g6 5. d4 Bg7 6. c3 Ne7 7. Nbd2 b6 8. Re1
Bb7 9. Bd3 O-O 10. Nf1 c5 11. Ng3 cxd4 12. Nxd4 d5 13. Bd2 Nc5 14. Bc2 dxe4 15.
Nxe4 Nxe4 16. Bxe4 Bxe4 17. Rxe4 Qc7 18. Qc1 Nc6 19. Bh6 Nxd4 20. Bxg7 Kxg7 21.
Rxd4 Rfd8 22. Qd2 Rxd4 23. Qxd4+ Kg8 24. Rd1 a5 25. Qf6 a4 26. h3 Qa7 27. Rd8+
Rxd8 28. Qxd8+ Kg7 29. Qd4+ Kg8 30. b3 axb3 31. axb3 Qc7 32. c4 h5 33. b4 Kf8
34. c5 bxc5 35. bxc5 Ke7 36. Kf1 Qc6 37. Ke2 Qd5 38. Qh4+ Kd7 39. Qa4+ Ke7 40.
c6 Qe5+ 41. Kf1 Qc7 42. Qb4+ Qd6 43. Qb7+ Kf6 44. c7 *
Position (FEN): 8/1QP2p2/3qpkp1/7p/8/7P/5PP1/5K2 b - - 0 44
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 824
Best move: Qd1#