a brown dog walking in a river with trees in the background
The dog is trying to catch fish.
Walking in a river does not imply the dog is trying to catch fish.
exists s1 x1 x2 x3 x4 x5.(n_background(x5) & a_topic(x1) & in(x1,x3) & with(x3,x4) & in(x4,x5) & n_tree(x4) & n_river(x3) & n_walking(x1) & of(x1,x2) & n_dog(x2) & a_brown(s1) & Theme(s1,x1))
exists e1 p1 x1.(n_dog(x1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_catch(e2) & n_fish(x2)))