Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. Nc3 Nf6 3. e3 Be7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 c6 8.
d4 exd4 9. cxd4 O-O 10. Nf3 Bg4 11. O-O Nd7 12. Qb3 Rb8 13. a4 Be6 14. Qc2 h6
15. Re1 f5 16. Bb2 Bf6 17. Ne5 Nxe5 18. dxe5 Be7 19. Rad1 Qe8 20. Bd4 a6 21.
Bc5 Qf7 22. Bxe7 Qxe7 23. f4 Qf7 24. Qc5 Bb3 25. Ra1 Rfd8 26. a5 Qe6 27. Rab1
g5 28. Rb2 Bd5 29. Reb1 Bxg2 30. Kxg2 Rd5 31. Qa7 Rbd8 32. Qxb7 Rd2+ 33. Kg1
Rd1+ 34. Rxd1 Rxd1+ 35. Kf2 Qd5 36. Qxa6 g4 37. Rb8+ Kg7 38. Qb7+ Kg6 39. Qb3 *
Position (FEN): 1R6/8/2p3kp/P2qPp2/5Pp1/1Q2P1P1/5K1P/3r4 b - - 5 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 992
Best move: Qf3#