Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Be3 O-O 7. O-O a6 8. a4
Nc6 9. Qd3 Bg4 10. Nbd2 Ne5 11. Nxe5 dxe5 12. Qc3 Bd6 13. f3 Bd7 14. b3 Qe7 15.
Rad1 Bb4 16. Qd3 Bc6 17. c3 Bc5 18. Bxc5 Qxc5+ 19. Kh1 Rad8 20. Qc2 b5 21. axb5
axb5 22. b4 Qe3 23. Bb3 Rd6 24. Rfe1 Qf2 25. Rf1 Qh4 26. Nb1 Nh5 27. Kg1 Rfd8
28. Rxd6 Rxd6 29. Rd1 Nf4 30. Rxd6 *
Position (FEN): 6k1/2p2ppp/2bR4/1p2p3/1P2Pn1q/1BP2P2/2Q3PP/1N4K1 b - - 0 30
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1389
Best move: Qe1#