Chess puzzle (Checkmate)
Opening: Owen_Defense, Owen_Defense_Other_variations
Moves: 1. e4 b6 2. Bc4 Bb7 3. Nc3 e6 4. d3 Bb4 5. Bd2 Nf6 6. Nge2 Nc6 7. a3 Bxc3 8.
bxc3 Ne5 9. Bb3 Nxe4 10. dxe4 Bxe4 11. Bf4 Bxg2 12. Rg1 *
Position (FEN): r2qk2r/p1pp1ppp/1p2p3/4n3/5B2/PBP5/2P1NPbP/R2QK1R1 b Qkq - 1 12
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 995
Best move: Nf3#