Chess puzzle (Advantage)
Moves: 1. d4 c5 2. d5 d6 3. c4 e5 4. e4 f5 5. f3 f4 6. Nc3 Nf6 7. Bd2 Be7 8. Bd3 O-O
9. Nge2 Nbd7 10. g3 fxg3 11. hxg3 Nb6 12. Qc2 Nfd7 13. f4 exf4 14. gxf4 Nf6 15.
O-O-O Bg4 16. Rdg1 Qd7 17. f5 a5 18. Bg5 Bxe2 19. Bxf6 Bxf6 20. Bxe2 Rae8 21.
b3 Bxc3 *
Position (FEN): 4rrk1/1p1q2pp/1n1p4/p1pP1P2/2P1P3/1Pb5/P1Q1B3/2K3RR w - - 0 22
White to move.
Themes:  Middlegame  
Puzzle rating: 803
Best move: Qxc3