Chess puzzle (Checkmate)
Opening: Englund_Gambit_Complex, Englund_Gambit_Complex_Soller_Gambit_Deferred
Moves: 1. d4 e5 2. dxe5 Nc6 3. Nf3 f6 4. Bf4 fxe5 5. Nxe5 Qf6 6. Nd3 Nb4 7. Bxc7 Nxd3+
8. cxd3 Qxb2 9. Nd2 Bb4 10. Rc1 Nf6 11. g3 O-O 12. Bg2 d5 13. Bf4 Ng4 14. O-O
Rxf4 15. Bxd5+ Kh8 16. gxf4 Qd4 17. Bf3 Qxf4 18. Ne4 *
Position (FEN): r1b4k/pp4pp/8/8/1b2Nqn1/3P1B2/P3PP1P/2RQ1RK1 b - - 1 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 739
Best move: Qxh2#