The man on the beach looking for stuff with metal detector.
A person is searching for items on the beach.
A man is the person searching or looking for stuff with a metal detector on the beach.
exists e1 x1 x2 x3 x4 x5 x6.(n_beach(x2) & n_man(x1) & a_topic(x1) & on(x1,x2) & for(e1,x4) & with(x4,x5) & n_detector(x5) & of(x5,x6) & n_metal(x6) & n_stuff(x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3))
exists e1 x1 x2 x3.(n_beach(x3) & for(e1,x2) & on(x2,x3) & n_item(x2) & Actor(e1,x1) & v_search(e1) & n_person(x1))