Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_London_System
Moves: 1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. c4 c6 6. Nc3 Nbd7 7. Be2 Be7 8. O-O
O-O 9. h3 Re8 10. Rc1 Bf8 11. cxd5 exd5 12. Bd3 Bxd3 13. Qxd3 Ne4 14. Nd2 Ndf6
15. Bg5 *
Position (FEN): r2qrbk1/pp3ppp/2p2n2/3p2B1/3Pn3/2NQP2P/PP1N1PP1/2R2RK1 b - - 4 15
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1136
Best move: Nxg5