Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 Nf6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 O-O 6. Ngf3 b6 7. Bg2 Bb7 8.
O-O d5 9. Ne5 Nbd7 10. Ndf3 dxc4 11. Nxc4 c5 12. dxc5 Nxc5 13. Qc2 Rc8 14. Rfd1
Qe7 15. Rac1 b5 16. Nce5 Nce4 17. Qb3 a6 18. a4 Bd5 19. Qe3 bxa4 20. Qb6 Bb3
21. Re1 Rc2 22. Qxa6 Rxb2 23. Nd3 Rc2 24. Nd4 Rxc1 25. Rxc1 Rb8 26. Nxb3 axb3
27. Rb1 Nc3 28. Rb2 Nfd5 29. Qa4 Qb7 30. Nc5 Qb5 31. Qxb5 Rxb5 32. Rxb3 Rxb3
33. Nxb3 Nxe2+ 34. Kf1 Nec3 35. Ke1 g5 36. Kd2 Kg7 37. Nd4 h5 38. Nf3 Kf6 39.
h4 g4 40. Ng5 Nb5 41. Ne4+ Ke5 42. Ng5 f6 43. Nf7+ Kf5 44. Kd3 Nbc7 *
Position (FEN): 8/2n2N2/4pp2/3n1k1p/6pP/3K2P1/5PB1/8 w - - 4 45
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1476
Best move: Be4#