Chess puzzle (Advantage)
Moves: 1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Be2 d5 5. d3 f6 6. a3 Bd6 7. Nc3 d4 8. Nb1 e5
9. f5 Nge7 10. Nbd2 Bd7 11. Nc4 Bc7 12. b3 b5 13. Nb2 Ba5+ 14. Bd2 Bxd2+ 15.
Qxd2 O-O 16. O-O a5 17. Kh1 b4 18. a4 Qe8 19. g4 g6 20. Nc4 Kh8 21. Kg2 Rg8 22.
Kf2 gxf5 23. gxf5 Qf7 24. Rg1 Qh5 25. Raf1 Rxg1 26. Rxg1 Rg8 27. Rxg8+ Nxg8 28.
Ke1 Nh6 29. Nfxe5 *
Position (FEN): 7k/3b3p/2n2p1n/p1p1NP1q/PpNpP3/1P1P4/2PQB2P/4K3 b - - 0 29
Black to move.
Themes:  Middlegame  
Puzzle rating: 1703
Best move: Qh4+