Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Advance_Variation
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 c4 7. O-O Nc6 8. b4 cxb3
9. Qxb3 Qd7 10. Nh4 Bg6 11. Nxg6 hxg6 12. Bb5 a6 13. Bd3 Nge7 14. Bg5 b5 15.
Nd2 Na5 16. Qa3 Nec6 17. Qc1 Nc4 18. Nf3 Ba3 19. Qc2 Ne7 *
Position (FEN): r3k2r/3qnpp1/p3p1p1/1p1pP1B1/2nP4/b1PB1N2/P1Q2PPP/R4RK1 w kq - 10 20
White to move.
Themes:  Middlegame  
Puzzle rating: 2087
Best move: Qb3