Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 a5 13. Be2 O-O 14. Qd3 Bg5
15. O-O Rb8 16. Rad1 Be6 17. Nde3 Be7 18. Bg4 a4 19. b3 axb3 20. axb3 Ra8 21.
Ra1 Qc7 22. Rfd1 Rfd8 23. h3 Qb7 24. Kh2 Rxa1 25. Rxa1 Ra8 26. Rxa8+ Qxa8 27.
Qd2 Qb7 28. Nd5 Bf8 29. Ndxb4 Nxb4 30. Nxb4 Qxe4 31. Bf3 Qb1 32. Qc2 Qe1 33.
Nd5 f5 34. Nc7 Bf7 35. Bd5 Bxd5 36. Nxd5 e4 37. b4 Qa1 38. b5 Qe5+ 39. Kg1 g5
40. b6 Qg7 41. b7 Qxb7 42. Qd2 Qb1+ 43. Kh2 h6 44. h4 Bg7 45. hxg5 Be5+ 46. g3
Qd3 47. Qc1 Qe2 48. gxh6 Qxf2+ 49. Kh3 *
Position (FEN): 6k1/8/3p3P/3Nbp2/2P1p3/6PK/5q2/2Q5 b - - 1 49
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 847
Best move: Qxg3#