Chess puzzle (Checkmate)
Moves: 1. Nf3 g6 2. d4 Bg7 3. c4 c5 4. Be3 Qb6 5. b3 Nc6 6. Nbd2 cxd4 7. Bf4 e5 8. Bg3
Nge7 9. Rb1 d6 10. Ne4 Nb4 11. e3 Bf5 12. Bd3 Nxd3+ 13. Qxd3 O-O 14. Nh4 Be6
15. O-O g5 16. Nxg5 Ng6 17. Nxe6 fxe6 18. Nxg6 hxg6 19. exd4 exd4 20. Qxg6 Rf6
21. Qg5 e5 22. Rbd1 Raf8 23. Rd3 Qa6 24. a4 Qc6 25. Bh4 Qe4 26. Rg3 R8f7 27.
Qh5 Qc2 28. Bxf6 Rxf6 29. Qg5 Rf7 30. h4 Qh7 31. h5 Kh8 32. Qd8+ Bf8 33. h6 d3
34. Rd1 e4 35. c5 dxc5 36. b4 c4 37. Qd4+ Bg7 38. Rxg7 Rxg7 39. hxg7+ Qxg7 40.
Qxc4 Qe5 41. Qc8+ Kh7 42. Qxb7+ Kg6 43. Qxa7 Qc3 44. b5 Qc2 45. Rf1 d2 46. b6
Qc1 47. b7 Qxf1+ 48. Kxf1 *
Position (FEN): 8/QP6/6k1/8/P3p3/8/3p1PP1/5K2 b - - 0 48
Black to move.
Themes: Advanced Pawn Endgame, Queen Endgame Mate in 1 Promotion
Puzzle rating: 544
Best move: d1=Q#