Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 Nc6 5. cxd4 d5 6. Nc3 dxe4 7. Nxe4 Be7 8.
Bd3 Nf6 9. O-O Nb4 10. Bg5 Nxd3 11. Qxd3 O-O 12. Ne5 Nxe4 13. Bxe7 Qxe7 14.
Qxe4 Rd8 15. Rac1 Rd5 16. Rc4 b5 17. Nc6 Qd6 18. Rc5 Bb7 19. Rfc1 Rd8 20. Nxd8
Qxd8 21. Rxd5 Bxd5 22. Qe5 h6 23. a3 a5 24. Qc7 Qg5 25. g3 b4 26. axb4 axb4 27.
Qf4 Qg6 28. h4 b3 29. g4 h5 30. g5 Kh7 31. Kh2 Be4 32. Rc7 Bf5 33. Rc6 Be4 34.
Rc8 Bd5 35. Qe5 Qb1 36. g6+ fxg6 37. Rc7 Qh1+ 38. Kg3 Qg2+ 39. Kf4 Qf3+ 40. Kg5
*
Position (FEN): 8/2R3pk/4p1p1/3bQ1Kp/3P3P/1p3q2/1P3P2/8 b - - 7 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1268
Best move: Qg4#