Chess puzzle (Checkmate)
Opening: Latvian_Gambit_Accepted, Latvian_Gambit_Accepted_Other_variations
Moves: 1. e4 e5 2. Nf3 f5 3. exf5 e4 4. Nd4 Nf6 5. d3 Nc6 6. dxe4 Nxe4 7. Be2 Qh4 8.
O-O d5 9. c4 Nxd4 10. Qxd4 Bc5 11. Qxd5 Bxf2+ 12. Kh1 *
Position (FEN): r1b1k2r/ppp3pp/8/3Q1P2/2P1n2q/8/PP2BbPP/RNB2R1K b kq - 1 12
Black to move.
Themes: Pin Middlegame Mate in 1 
Puzzle rating: 930
Best move: Ng3#