Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Bg5 O-O 5. Nc3 d5 6. Bxf6 Bxf6 7. cxd5 c6 8.
dxc6 Nxc6 9. e3 Bf5 10. Be2 Qb6 11. b3 Qa5 12. Rc1 Nb4 13. Qd2 Rac8 14. O-O Nd5
15. Nxd5 Qxd5 16. Bc4 Qd7 17. Qa5 b6 18. Qb5 Qb7 19. Bd5 Qb8 20. Bc6 Qd6 21. e4
a6 22. Qxb6 *
Position (FEN): 2r2rk1/4pp1p/pQBq1bp1/5b2/3PP3/1P3N2/P4PPP/2R2RK1 b - - 0 22
Black to move.
Themes:  Middlegame  
Puzzle rating: 1723
Best move: Bxe4