Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Advance_Variation
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Bd3 Bxd3 6. Qxd3 Nd7 7. Nf3 h5 8. c3
Nh6 9. Nbd2 Be7 10. Nf1 c5 11. Ne3 c4 12. Qc2 b5 13. a3 a5 14. Bd2 Rb8 15. O-O
b4 16. axb4 axb4 17. Ng5 b3 18. Qb1 Bxg5 *
Position (FEN): 1r1qk2r/3n1pp1/4p2n/3pP1bp/2pP1P2/1pP1N3/1P1B2PP/RQ3RK1 w k - 0 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1010
Best move: fxg5