Chess puzzle (Checkmate)
Moves: 1. Nf3 d6 2. g3 f5 3. Bg2 Nf6 4. d4 g6 5. O-O Bg7 6. c4 O-O 7. Nc3 Nc6 8. d5
Na5 9. b3 c5 10. Bb2 a6 11. Rc1 Bd7 12. Ng5 Rb8 13. Ne6 Bxe6 14. dxe6 b5 15.
cxb5 axb5 16. Nd5 c4 17. b4 Nb7 18. Nxf6+ Bxf6 19. Bxf6 Rxf6 20. a4 Qc7 21.
axb5 Nd8 22. Bd5 Rxb5 23. Rxc4 Qb6 24. Rc8 Kg7 25. Qd2 Nxe6 26. Rfc1 Rxb4 27.
R1c7 Nxc7 *
Position (FEN): 2R5/2n1p1kp/1q1p1rp1/3B1p2/1r6/6P1/3QPP1P/6K1 w - - 0 28
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 853
Best move: Rg8#