Emma confessed that Olivia passed the balloon to Oliver .
* balloon ( x _ 6 ) ; confess . agent ( x _ 1 , Emma ) AND confess . ccomp ( x _ 1 , x _ 4 ) AND pass . agent ( x _ 4 , Olivia ) AND pass . theme ( x _ 4 , x _ 6 ) AND pass . recipient ( x _ 4 , Oliver )