The deer returned a frog a cake on the bed .
* deer ( x _ 1 ) ; * bed ( x _ 9 ) ; return . agent ( x _ 2 , x _ 1 ) AND return . recipient ( x _ 2 , x _ 4 ) AND return . theme ( x _ 2 , x _ 6 ) AND frog ( x _ 4 ) AND cake ( x _ 6 ) AND cake . nmod . on ( x _ 6 , x _ 9 )