Chess puzzle (Advantage)
Opening: Kings_Knight_Opening, Kings_Knight_Opening_Konstantinopolsky
Moves: 1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. d3 d5 5. exd5 Nxd5 6. Bg2 Bc5 7. O-O Be6 8.
Ng5 O-O 9. Be4 g6 10. Nxe6 fxe6 11. Qg4 Qf6 12. Bg5 Ne3 13. Bxf6 *
Position (FEN): r4rk1/ppp4p/2n1pBp1/2b1p3/4B1Q1/3Pn1P1/PPP2P1P/RN3RK1 b - - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1043
Best move: Nxg4