Olivia believed that a child was rented the cookie by Ava .
* cookie ( x _ 8 ) ; believe . agent ( x _ 1 , Olivia ) AND believe . ccomp ( x _ 1 , x _ 6 ) AND child ( x _ 4 ) AND rent . recipient ( x _ 6 , x _ 4 ) AND rent . theme ( x _ 6 , x _ 8 ) AND rent . agent ( x _ 6 , Ava )