Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 Nc6 7. O-O e5 8. d5
Ne7 9. Ng3 Nd7 10. h3 Nc5 11. Bc2 a5 12. Be3 b6 13. Qd2 f5 14. exf5 Nxf5 15.
Nxf5 Bxf5 16. Bxf5 gxf5 17. f4 Qe7 18. Rae1 e4 19. Bd4 Nd3 20. Bxg7 Qxg7 21.
Re3 Rf6 22. Kh2 Rg6 23. g3 Rf8 24. Rg1 Qf6 25. Rg2 Rf7 26. a3 Rfg7 27. Nb5 Nc5
28. Nd4 Nd3 29. Ne6 Rf7 30. Rxd3 exd3 31. Qxd3 Re7 32. Qe3 Kf7 33. Nd8+ Kg7 34.
Ne6+ Kf7 35. Re2 h5 36. Qf3 Rh6 37. h4 Rg6 38. Ng5+ Kg7 39. Re6 Rxe6 40. dxe6
Qe7 41. Qd5 Kf6 *
Position (FEN): 8/2p1q3/1p1pPkr1/p2Q1pNp/2P2P1P/P5P1/1P5K/8 w - - 3 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1694
Best move: Qd4#