Chess puzzle (Checkmate)
Moves: 1. d4 h6 2. e4 d5 3. e5 a6 4. c4 e6 5. Nf3 b6 6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3
Nc6 9. cxd5 exd5 10. Bf4 Nge7 11. Bd3 O-O 12. O-O Bg4 13. Bc2 Qc8 14. Qd2 Bxf3
15. gxf3 Qh3 16. Bg3 Ng6 17. f4 Nce7 18. f3 f6 19. Rf2 fxe5 20. fxe5 Nf5 21.
Bxf5 Rxf5 22. Kh1 Raf8 23. f4 Rh5 24. Qe3 Rh4 25. Re1 Rg4 26. f5 Re4 27. Qd2
Rxf5 28. Rxf5 Qxf5 29. e6 Qf3+ 30. Kg1 Nf4 31. Rxe4 *
Position (FEN): 6k1/2p3p1/pp2P2p/3p4/3PRn2/P1P2qB1/3Q3P/6K1 b - - 0 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1337
Best move: Nh3#