Chess puzzle (Advantage)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8.
Qh6 b6 9. Ne2 Bb7 10. Bg5 Rg6 11. Qh4 Nbd7 12. Nf4 Rg7 13. Bb5 c6 14. Be2 Qe7
15. Nh5 Rg6 16. Nxf6+ Nxf6 17. Bh5 Rxg5 18. Qxg5 O-O-O 19. O-O Rd5 20. Qh6 Rxh5
21. Qg7 Ne8 22. Qh8 c5 23. g3 cxd4 24. cxd4 Kd7 25. c4 Qg5 26. Rfe1 Qh6 27. h4
Qg6 28. Kh2 Qg4 29. Re3 f5 30. Qe5 Rxh4+ *
Position (FEN): 4n3/pb1k3p/1p2p3/4Qp2/2PPp1qr/P3R1P1/5P1K/R7 w - - 0 31
White to move.
Themes:  Middlegame  
Puzzle rating: 1097
Best move: gxh4