Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. Bg5 Nbd7 8.
cxd5 exd5 9. b4 a5 10. e3 axb4 11. axb4 Rxa1+ 12. Qxa1 Nb6 13. Nf3 Qd6 14. Qb1
Ne4 15. Bf4 Qc6 16. Bd3 Qc3+ 17. Ke2 Nd7 18. Rc1 Qa3 19. Bxe4 dxe4 20. Nd2 Nf6
21. Bxc7 Bg4+ 22. f3 exf3+ 23. gxf3 Qa6+ 24. b5 Qe6 25. fxg4 Qxg4+ 26. Kd3 Re8
27. Bf4 g5 28. Rg1 Qf5+ 29. Ke2 *
Position (FEN): 4r1k1/1p3p1p/5n2/1P3qp1/3P1B2/4P3/3NK2P/1Q4R1 b - - 3 29
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1745
Best move: Qxf4