Chess puzzle (Advantage)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Chigorin_Defense
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. O-O O-O 8. Bd2
e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. cxd5 cxd5 12. Rc1 Qd6 13. h3 a6 14. a3 Be6
15. Ne2 Bxb2 16. Rb1 Qxa3 17. Qc2 Be5 *
Position (FEN): r4rk1/1p3ppp/p3bn2/3pb3/8/q2BP2P/2QBNPP1/1R3RK1 w - - 2 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1597
Best move: Bb4