A man is cycling through a forest.
The man sees big trees on the trail.
Just because a man is biking through a forest doesn't mean he is on a trail.
exists e1 x1 x2.(through(e1,x2) & n_forest(x2) & Actor(e1,x1) & v_cycle(e1) & n_man(x1))
exists e1 s1 x1 x2 x3.(n_trail(x3) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_see(e1) & on(x2,x3) & n_tree(x2) & a_big(s1) & Theme(s1,x2))