Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Advance_Variation
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 a6 7. c3 c5 8. a3 Nc6
9. b4 c4 10. Qe2 b5 11. O-O a5 12. Bb2 axb4 13. axb4 Rxa1 14. Bxa1 Qa8 15. Nbd2
Bxb4 *
Position (FEN): q3k1nr/5ppp/2n1p3/1p1pP3/1bpP4/2P2N2/3NQPPP/B4RK1 w k - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1222
Best move: cxb4