Chess puzzle (Checkmate)
Opening: Ponziani_Opening, Ponziani_Opening_Jaenisch_Counterattack
Moves: 1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Ng4 6. cxd4 Bb4+ 7. Nc3 d6 8. d5
Ncxe5 9. Qa4+ Bd7 10. Qxb4 Qe7 11. Nxe5 Qxe5+ 12. Be2 O-O-O 13. O-O *
Position (FEN): 2kr3r/pppb1ppp/3p4/3Pq3/1Q4n1/2N5/PP2BPPP/R1B2RK1 b - - 3 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 644
Best move: Qxh2#