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 Nc6 7. O-O Qb6 8. Be3
Qxb2 9. dxc5 Qxa1 *
Position (FEN): r3kbnr/pp3ppp/2n1p3/2PpPb2/8/2P1BN2/P3BPPP/qN1Q1RK1 w kq - 0 10
White to move.
Themes:  Middlegame  
Puzzle rating: 1640
Best move: Qb3