Chess puzzle (Checkmate)
Moves: 1. c4 d6 2. g3 g6 3. Bg2 Bg7 4. Nc3 c5 5. h4 Nc6 6. h5 gxh5 7. Rxh5 Nf6 8. Rh4
Be6 9. Nh3 Qd7 10. d3 Ne5 11. Nf4 Ng6 12. Rh1 Nxf4 13. Bxf4 a6 14. Qd2 Rg8 15.
Bg5 Rb8 16. Rc1 b5 17. b3 b4 18. Nd1 a5 19. Kf1 Kd8 20. d4 Qc7 21. Ne3 cxd4 22.
Qxd4 Qc5 23. Qxc5 dxc5 24. Rd1+ Kc8 25. Bf4 Rb6 26. Nd5 Ra6 *
Position (FEN): 2k3r1/4ppbp/r3bn2/p1pN4/1pP2B2/1P4P1/P3PPB1/3R1K1R w - - 6 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 660
Best move: Nxe7#