Chess puzzle (Checkmate)
Moves: 1. d4 b6 2. e4 f5 3. exf5 Nf6 4. Bg5 Bb7 5. Bxf6 exf6 6. Qh5+ Ke7 7. Nc3 d6 8.
O-O-O Kd7 9. Bb5+ c6 10. Bd3 Be7 11. Nf3 Qe8 12. Qg4 Qf8 13. Rhe1 Na6 14. a3
Nc7 15. Ne4 Rd8 16. Ned2 Kc8 17. c4 Kb8 18. Re2 d5 19. Rde1 Bxa3 20. Nb3 Qb4
21. Nfd2 a5 22. bxa3 Qxa3+ 23. Kc2 a4 24. Nc1 dxc4 25. Nxc4 Qb4 26. Kd1 Nb5 27.
Rc2 Rxd4 28. Qxg7 Rhd8 29. Ke2 Re8+ 30. Kf1 *
Position (FEN): 1k2r3/1b4Qp/1pp2p2/1n3P2/pqNr4/3B4/2R2PPP/2N1RK2 b - - 4 30
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 651
Best move: Qxe1#