Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 a6 4. Bd3 e5 5. Nf3 Nc6 6. d5 Ne7 7. h3 Ng6 8. Be3
Be7 9. Qe2 h6 10. O-O-O Nh7 11. Kb1 O-O 12. g4 b5 13. Qd2 Ng5 14. Nxg5 Bxg5 15.
Ne2 Qe7 16. Ng3 Nf4 17. Nf5 Bxf5 18. gxf5 Kh8 19. h4 Bf6 20. Bxf4 exf4 21. Qxf4
Be5 22. Qc1 a5 23. Rdg1 b4 24. Rg4 a4 25. Re1 Qf6 26. Reg1 Rg8 27. R1g2 Rab8
28. f4 Bd4 29. b3 Ra8 30. Re2 Rge8 31. e5 dxe5 32. fxe5 Rxe5 33. Reg2 Rae8 34.
Rxg7 Re1 35. Rg8+ Rxg8 36. Rxg8+ Kxg8 37. Qxe1 Ba1 38. Qc1 a3 39. h5 Kf8 40.
Bc4 Ke7 41. Bd3 Kd7 42. Bc4 Kd6 43. Bd3 Kxd5 44. Bc4+ Kc5 45. Bxf7 Qxf7 46.
Kxa1 Qxf5 47. Kb1 Qe5 48. Qxh6 *
Position (FEN): 8/2p5/7Q/2k1q2P/1p6/pP6/P1P5/1K6 b - - 0 48
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1003
Best move: Qb2#