Chess puzzle (Checkmate)
Moves: 1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. O-O e5 6. Nc3 Ngf6 7. b3 O-O 8. Bb2
e4 9. Ne1 d5 10. f3 exf3 11. exf3 Re8 12. Nd3 Nh5 13. Ne2 b6 14. f4 c6 15. Ne5
Qc7 16. c4 dxc4 17. Bxc6 Rb8 18. Bxd7 Bxd7 19. Rc1 b5 20. bxc4 bxc4 21. Rxc4
Qd6 22. Nxd7 Qxd7 23. Ba1 Qe6 24. Rc2 Qe3+ 25. Kg2 Rbd8 26. Qd2 Qe4+ 27. Kg1
Nf6 28. Rd1 Nd5 29. Nc3 Qf3 30. Nxd5 Rxd5 31. Rc3 Qe4 32. Rd3 h5 33. Qg2 Qf5
34. R3d2 Re4 35. Qf3 Bf6 36. Rf1 Qe6 37. Rfd1 Re3 38. Qf2 Qe4 39. Qg2 Re1+ 40.
Kf2 *
Position (FEN): 6k1/p4p2/5bp1/3r3p/3PqP2/6P1/P2R1KQP/B2Rr3 b - - 15 40
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1485
Best move: Qe3#