Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Bc4 Nc6 3. d3 e6 4. Nf3 d5 5. exd5 exd5 6. Qe2+ Be7 7. Bb5 Bd7 8.
Nc3 Nf6 9. O-O O-O 10. Bg5 d4 11. Ne4 Nxe4 12. Bxe7 Qxe7 13. Rfe1 Rfe8 14. dxe4
a6 15. Bd3 Bg4 16. h3 Bh5 17. a3 Ne5 18. Rac1 Nxf3+ 19. gxf3 Rac8 20. e5 Qe6
21. Qe4 Bg6 22. Qxb7 Qxh3 23. Bxg6 hxg6 24. Qxa6 Qxf3 25. e6 Qg4+ 26. Kf1 fxe6
27. c4 Kf7 28. Qb7+ Kf6 29. Re4 Qh3+ 30. Ke2 d3+ 31. Kd2 Rb8 32. Rf4+ Kg5 33.
Rg1+ Kxf4 34. Qf7+ Qf5 35. Qc7+ e5 36. Qxc5 Rxb2+ 37. Kc3 Rc2+ 38. Kb3 Rb8+ 39.
Ka4 Rcb2 *
Position (FEN): 1r6/6p1/6p1/2Q1pq2/K1P2k2/P2p4/1r3P2/6R1 w - - 6 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1025
Best move: Qe3#