Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. h3 Be6 7. Nbd2 Qd7 8. O-O
Bxh3 9. gxh3 Qxh3 10. Nh2 h5 11. Qf3 Qd7 12. b4 Bb6 13. a4 a6 14. b5 Ne7 15.
bxa6 bxa6 16. a5 Ba7 17. Nb3 g5 18. d4 g4 19. Qe2 Rg8 20. Kh1 g3 21. fxg3 Rxg3
22. Rxf6 O-O-O 23. Bxf7 Rxc3 24. Be6 Rxb3 25. Bxd7+ Kxd7 26. Qxa6 Bxd4 27. Qc4
Rg3 28. Qe6+ Kc6 29. Rb1 *
Position (FEN): 3r4/2p1n3/2kpQR2/P3p2p/3bP3/6r1/7N/1RB4K b - - 5 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 427
Best move: Rg1#