Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Old_Sicilian
Moves: 1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. d3 d6 5. Nbd2 e5 6. Be2 Be7 7. O-O O-O 8. a3
a5 9. a4 Ne8 10. Qb3 Kh8 11. h3 f5 12. exf5 Rxf5 13. Ne4 Nc7 14. Nh2 d5 15. Ng3
Rf8 16. Bg4 Bh4 17. Bxc8 Qxc8 18. Nh1 Rb8 19. Nf3 *
Position (FEN): 1rq2r1k/1pn3pp/2n5/p1ppp3/P6b/1QPP1N1P/1P3PP1/R1B2RKN b - - 3 19
Black to move.
Themes:  Opening  
Puzzle rating: 1614
Best move: Rxf3