The cat believed that Emma rolled a cake on the rock .
* cat ( x _ 1 ) ; * rock ( x _ 10 ) ; believe . agent ( x _ 2 , x _ 1 ) AND believe . ccomp ( x _ 2 , x _ 5 ) AND roll . agent ( x _ 5 , Emma ) AND roll . theme ( x _ 5 , x _ 7 ) AND cake ( x _ 7 ) AND cake . nmod . on ( x _ 7 , x _ 10 )