Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Normal_Variation
Moves: 1. e4 e6 2. d4 c6 3. f4 d5 4. exd5 exd5 5. Nf3 Be6 6. f5 Bxf5 7. Bd3 Bxd3 8.
Qxd3 Nf6 9. O-O Be7 10. Ne5 Nbd7 11. Qg3 Nxe5 12. dxe5 Nh5 13. Qg4 g6 14. Qf3
O-O 15. Bh6 Ng7 16. Nd2 Qb6+ 17. Kh1 Qxb2 18. Rab1 Qxe5 19. Rxb7 Bg5 *
Position (FEN): r4rk1/pR3pnp/2p3pB/3pq1b1/8/5Q2/P1PN2PP/5R1K w - - 1 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1858
Best move: Rxf7