Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Nyezhmetdinov-Rossolimo_Attack
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. e5 Ng4 7. d4 cxd4 8. Bxc6
dxc6 9. cxd4 O-O 10. h3 Nh6 11. Nc3 Bf5 12. Re1 Qd7 13. Ng5 f6 14. Nge4 Rad8
15. Be3 Bxh3 16. Bxh6 Bxh6 17. gxh3 fxe5 18. Qb3+ Kh8 19. dxe5 *
Position (FEN): 3r1r1k/pp1qp2p/2p3pb/4P3/4N3/1QN4P/PP3P2/R3R1K1 b - - 0 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1578
Best move: Qxh3