Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_London_System
Moves: 1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 Nc6 5. c4 e6 6. cxd5 exd5 7. Nc3 a6 8. h3
Bb4 9. Be2 Ne4 10. Rc1 Qd7 11. O-O h6 12. a3 Bd6 13. Nxd5 g5 14. Bxg5 *
Position (FEN): r3k2r/1ppq1p2/p1nb3p/3N1bB1/3Pn3/P3PN1P/1P2BPP1/2RQ1RK1 b kq - 0 14
Black to move.
Themes:  Middlegame  
Puzzle rating: 1857
Best move: hxg5