A teacher was offered a can beside the tree by a duck .
* tree ( x _ 8 ) ; teacher ( x _ 1 ) AND offer . recipient ( x _ 3 , x _ 1 ) AND offer . theme ( x _ 3 , x _ 5 ) AND offer . agent ( x _ 3 , x _ 11 ) AND can ( x _ 5 ) AND can . nmod . beside ( x _ 5 , x _ 8 ) AND duck ( x _ 11 )