A large bird stands in the water on the beach.
The bird is looking for fish to eat.
Just because a large bird stands in the water on the beach doesn't mean it is looking for fish to eat. It could just be cooling off.
exists s1 x1 x2 x3 x4.(n_beach(x4) & n_water(x3) & a_topic(x1) & in(x1,x3) & on(x3,x4) & n_stand(x1) & of(x1,x2) & n_bird(x2) & a_large(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(n_bird(x1) & Topic(e1,p1) & exists e2.(Actor(e2,x1) & v_eat(e2)) & for(e1,x2) & n_fish(x2) & Actor(e1,x1) & v_look(e1))