Chess puzzle (Advantage)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Queens_Knight_Defense
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be7 5. O-O Nf6 6. d3 O-O 7. c3 Na5 8. Bb3
Nxb3 9. axb3 Bg4 10. f5 c6 11. Be3 d5 12. Nbd2 dxe4 13. dxe4 Qc7 14. Qc2 Rad8
15. Rxa7 Ra8 16. h3 Bxf3 17. gxf3 *
Position (FEN): r4rk1/Rpq1bppp/2p2n2/4pP2/4P3/1PP1BP1P/1PQN4/5RK1 b - - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1427
Best move: Rxa7