Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. e3 cxd4 8. exd4
b6 9. Ne5 Nxe5 10. Bxa8 Nd3 11. Be3 Ba6 12. Bc6+ Nd7 13. Qa4 Bc8 14. Qxc4 Nb4
15. Ba4 Be7 16. a3 Nd5 17. Nd2 O-O 18. Rac1 a6 19. Bc6 b5 20. Qc2 N7b6 21. Nf3
Nc4 22. Bxd5 *
Position (FEN): 2bq1rk1/4bppp/p3p3/1p1B4/2nP4/P3BNP1/1PQ2P1P/2R2RK1 b - - 0 22
Black to move.
Themes:  Middlegame  
Puzzle rating: 1820
Best move: Qxd5