Chess puzzle (Checkmate)
Opening: Englund_Gambit_Complex, Englund_Gambit_Complex_Englund_Gambit
Moves: 1. d4 e5 2. dxe5 Qe7 3. Nf3 Nc6 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. e3 Bb4 7. Bd2 Nf6
8. a3 Ba5 9. Be2 d6 10. O-O c5 11. Bf3 Bc7 12. Rb1 d5 13. Be1 *
Position (FEN): r1b1k2r/ppb2ppp/5n2/2ppq3/8/P1N1PB2/1PP2PPP/1R1QBRK1 b kq - 1 13
Black to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 813
Best move: Qxh2#