Chess puzzle (Advantage)
Moves: 1. d4 d5 2. e3 Nf6 3. c4 e6 4. Nf3 Bb4+ 5. Nc3 O-O 6. a3 Bxc3+ 7. bxc3 dxc4 8.
Bxc4 Nc6 9. Bd3 Bd7 10. O-O Nd5 11. c4 Nb6 12. Bb2 Ne7 13. Qc2 Ba4 14. Qc3 Rc8
15. Qb4 c5 16. dxc5 Qxd3 17. cxb6 Qb3 18. Qxe7 a5 19. Bd4 f6 20. Qxb7 Qxc4 21.
Rac1 *
Position (FEN): 2r2rk1/1Q4pp/1P2pp2/p7/b1qB4/P3PN2/5PPP/2R2RK1 b - - 1 21
Black to move.
Themes:  Middlegame  
Puzzle rating: 1037
Best move: Qxc1