Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 Bg4 3. e3 Nd7 4. Be2 e6 5. O-O Bd6 6. c4 c6 7. Nc3 Ne7 8. h3
Bh5 9. Nd2 Bg6 10. Nf3 f6 11. cxd5 exd5 12. Nh4 Bf7 13. Bh5 g6 14. Be2 Qc7 15.
Bd2 g5 16. Nf3 h5 17. Rc1 g4 18. Ne1 gxh3 19. gxh3 Rg8+ 20. Ng2 O-O-O 21. Bxh5
Be6 22. Bg4 f5 23. Bf3 a6 24. Re1 Rg7 25. Kf1 Rdg8 26. Nf4 Bxf4 27. exf4 Qd6
28. Qe2 *
Position (FEN): 2k3r1/1p1nn1r1/p1pqb3/3p1p2/3P1P2/2N2B1P/PP1BQP2/2R1RK2 b - - 2 28
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 658
Best move: Rg1#