Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 Nf6 3. Nf3 Bg4 4. Nc3 e6 5. h3 Bxf3 6. exf3 Bb4 7. Bd2 h6 8. a3
Bxc3 9. Bxc3 c6 10. c5 Nbd7 11. Bd3 b6 12. b4 Nh5 13. O-O Nf4 14. Qc2 Qg5 15.
g4 Nxh3+ 16. Kg2 Nf4+ 17. Kg3 h5 18. Bd2 h4+ 19. Kh2 Qf6 20. Rae1 g5 21. Bxf4 *
Position (FEN): r3k2r/p2n1p2/1pp1pq2/2Pp2p1/1P1P1BPp/P2B1P2/2Q2P1K/4RR2 b kq - 0 21
Black to move.
Themes:  Middlegame  
Puzzle rating: 804
Best move: Qxf4+