Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. c4 d5 3. e3 Nf6 4. Nc3 Qb6 5. Nf3 Bf5 6. cxd5 cxd5 7. Bd3 Bxd3 8.
Qxd3 e6 9. O-O Nc6 10. a3 Rc8 11. b4 Bd6 12. Na4 Qc7 13. Nc5 O-O 14. Bb2 b6 15.
Na6 Qb7 16. Rac1 Ne4 17. Rc2 Ne7 18. Rfc1 f5 19. Rxc8 Rxc8 20. Rxc8+ Qxc8 21.
g3 Kf7 22. Kg2 Ng8 23. b5 Ngf6 24. h3 g5 25. Ne5+ Bxe5 26. dxe5 Nd7 27. Bd4 Qc1
28. a4 h5 29. Qe2 g4 30. h4 Ke7 31. Bb2 Qb1 32. Nb4 Ndc5 33. Nc6+ Kd7 34. Nxa7
Nxa4 35. Bd4 Nac5 36. Bxc5 Nxc5 37. Qd2 Qe4+ 38. Kg1 Qxe5 39. Nc6 Qa1+ 40. Kg2
Qa4 41. Nd4 Qa5 42. Qb2 Ne4 43. Nc6 Qc3 44. Qa2 Qd2 45. Qa7+ Kd6 *
Position (FEN): 8/Q7/1pNkp3/1P1p1p1p/4n1pP/4P1P1/3q1PK1/8 w - - 14 46
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1019
Best move: Qe7#