People line up in the ocean.
People are standing in the ocean.
To line up, the people must be standing.
exists x1 x2 x3.(n_ocean(x3) & a_topic(x1) & n_up(x1) & in(x1,x3) & n_line(x1) & of(x1,x2) & n_people(x2))
exists e1 x1 x2.(n_ocean(x2) & in(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1))