Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. exf5 d6 6. Nc3 Bxf5 7. O-O Be7 8.
Bc4 h6 9. a4 Qd7 10. Nh4 Bh7 11. f4 O-O-O 12. f5 d5 13. Bb5 Bc5+ 14. Kh1 a6 15.
Bxc6 Qxc6 16. a5 Rhe8 17. Na4 Ba7 18. c3 e4 19. d4 Re7 20. Be3 Rde8 21. b4 Qb5
22. Nc5 Bxc5 23. bxc5 Qd7 24. Rb1 c6 25. Qe2 Rf7 26. Rb6 Ree7 27. Ng6 Bxg6 28.
fxg6 Rf8 29. Rfb1 Qd8 30. Rxa6 *
Position (FEN): 2kq1r2/1p2r1p1/R1p2nPp/P1Pp4/3Pp3/2P1B3/4Q1PP/1R5K b - - 0 30
Black to move.
Themes:  Middlegame  
Puzzle rating: 1055
Best move: bxa6