Chess puzzle (Checkmate)
Moves: 1. e4 a6 2. d4 e6 3. Nc3 b5 4. f3 Bb7 5. a4 b4 6. Nce2 h5 7. Be3 Nf6 8. Qd2 Nc6
9. h4 Qe7 10. Nh3 g6 11. Ng5 Bg7 12. Ng3 d6 13. a5 O-O 14. Be2 e5 15. d5 Nd4
16. Bd3 c5 17. dxc6 Bxc6 18. Bxd4 exd4 19. Qxb4 Rab8 20. Qa3 Qc7 21. Ne2 d5 22.
Nxd4 dxe4 23. fxe4 Nxe4 24. Nxc6 Qg3+ 25. Kd1 Bxb2 26. Qxf8+ Rxf8 27. Nxe4 Qg4+
28. Kd2 Qxg2+ 29. Ke3 f5 30. Rag1 *
Position (FEN): 5rk1/8/p1N3p1/P4p1p/4N2P/3BK3/1bP3q1/6RR b - - 1 30
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1540
Best move: f4#