Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Staunton-Cochrane_Variation
Moves: 1. e4 c5 2. c4 d6 3. Nc3 Nf6 4. g3 Bg4 5. Qa4+ Nc6 6. Bg2 e5 7. Nd5 Be7 8. Nf3
Nxe4 9. Nxe5 dxe5 10. Bxe4 O-O 11. O-O Nd4 12. Nxe7+ Qxe7 13. d3 Nf3+ 14. Kh1
Qf6 15. Kg2 h5 16. h4 Nxh4+ *
Position (FEN): r4rk1/pp3pp1/5q2/2p1p2p/Q1P1B1bn/3P2P1/PP3PK1/R1B2R2 w - - 0 17
White to move.
Themes:  Middlegame  
Puzzle rating: 957
Best move: gxh4