Chess puzzle (Checkmate)
Moves: 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 b6 5. Bg2 Bb7 6. e4 Nxc3 7. bxc3 Nd7 8.
d4 e6 9. Nf3 Be7 10. e5 O-O 11. O-O c5 12. Bb2 cxd4 13. cxd4 Re8 14. Re1 Nf8
15. a3 Ng6 16. Rc1 h5 17. Qc2 Rc8 18. Qd3 Qd7 19. Nd2 Bxg2 20. Kxg2 Qd5+ 21.
Qe4 Qb5 22. Ba1 Bxa3 23. Rxc8 Rxc8 24. Qb7 Qc6+ 25. Qxc6 Rxc6 26. Ne4 Bb4 27.
Rd1 a5 28. d5 Rc4 29. Nd6 Rc7 30. dxe6 fxe6 31. f4 Ne7 32. Kh3 a4 33. Rb1 Bc5
34. Kh4 g6 35. Kg5 Kg7 36. Ne8+ Kh7 37. Nxc7 Nf5 38. Nxe6 *
Position (FEN): 8/7k/1p2N1p1/2b1PnKp/p4P2/6P1/7P/BR6 b - - 0 38
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 839
Best move: Be7#