Chess puzzle (Checkmate)
Moves: 1. e3 e5 2. b3 d5 3. Bb2 Bd6 4. Nf3 f6 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. O-O Qe7 8.
d3 O-O-O 9. Nh4 g5 10. Nf5 Qf8 11. Nxd6+ Qxd6 12. Ba3 Qe6 13. Nc3 h5 14. Qf3
Nb6 15. Bc5 g4 16. Qe2 h4 17. Nb5 a6 18. Bxb6 cxb6 19. Nc3 h3 20. g3 Kb8 21.
Na4 f5 22. f3 Nf6 23. fxg4 Nxg4 24. e4 f4 25. gxf4 dxe4 26. dxe4 Rdg8 27. Kh1
Nxh2 28. Qf2 Rg2 29. Qxb6 Nxf1 30. Qxe6 *
Position (FEN): 1k5r/1p6/p3Q3/4p3/N3PP2/1P5p/P1P3r1/R4n1K b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1176
Best move: Ng3#