Dembele opened the scoring in the 20th minute from the penalty spot to give Bruno
Christophe Pelissier’s side
Traore made their numerical advantage count with his a late first-half effort to give the visitors a two-goal lead.
On the hour mark, Martin Terrier compounded the Unicorns' woes scoring the third, with Dembele providing the assist.
Amiens attempted a comeback with Jason Denayer scoring an own goal before Timite got a late second.
However, the Kids survived the late-minute scare to ensure their qualification to the quarter-final stage of the tournament.