William was slipped a cake on the box in the sink by Olivia .
* box ( x _ 7 ) ; * sink ( x _ 10 ) ; slip . recipient ( x _ 2 , William ) AND slip . theme ( x _ 2 , x _ 4 ) AND slip . agent ( x _ 2 , Olivia ) AND cake ( x _ 4 ) AND cake . nmod . on ( x _ 4 , x _ 7 ) AND box . nmod . in ( x _ 7 , x _ 10 )