Isabella believed that Emma slipped Liam a box on the stage .
* stage ( x _ 10 ) ; believe . agent ( x _ 1 , Isabella ) AND believe . ccomp ( x _ 1 , x _ 4 ) AND slip . agent ( x _ 4 , Emma ) AND slip . recipient ( x _ 4 , Liam ) AND slip . theme ( x _ 4 , x _ 7 ) AND box ( x _ 7 ) AND box . nmod . on ( x _ 7 , x _ 10 )