Chess puzzle (Advantage)
Opening: Pirc_Defense, Pirc_Defense_Classical_Variation
Moves: 1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 O-O 6. Bd3 Nbd7 7. Qd2 Re8 8.
Bh6 e5 9. d5 Ng4 10. Bxg7 Kxg7 11. O-O-O Ndf6 12. h3 Nh6 13. g4 Nfxg4 *
Position (FEN): r1bqr3/ppp2pkp/3p2pn/3Pp3/4P1n1/2NB1N1P/PPPQ1P2/2KR3R w - - 0 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1247
Best move: hxg4