Chess puzzle (Advantage)
Moves: 1. f4 d5 2. Nf3 Bf5 3. e3 Nf6 4. d4 e6 5. Bd3 Nbd7 6. O-O Bd6 7. Qe2 Ne4 8.
Nbd2 O-O 9. Bxe4 Bxe4 10. Ng5 Bxc2 11. Ndf3 Bf5 12. Ne5 Nxe5 13. dxe5 Bc5 14.
a3 f6 15. Nf3 fxe5 16. Nxe5 Be4 17. b4 Bb6 18. Bb2 d4 19. Rad1 Qd5 20. Bxd4
Bxd4 *
Position (FEN): r4rk1/ppp3pp/4p3/3qN3/1P1bbP2/P3P3/4Q1PP/3R1RK1 w - - 0 21
White to move.
Themes:  Middlegame  
Puzzle rating: 1315
Best move: Rxd4