Liam was mailed a cake in a box by Olivia .
mail . recipient ( x _ 2 , Liam ) AND mail . theme ( x _ 2 , x _ 4 ) AND mail . agent ( x _ 2 , Olivia ) AND cake ( x _ 4 ) AND cake . nmod . in ( x _ 4 , x _ 7 ) AND box ( x _ 7 )