A group of people stand by a body of water.
People are standing by the ocean.
A body of water is not necessarily an ocean.
exists e1 x1 x2 x3 x4.(by(e1,x3) & of(x3,x4) & n_water(x4) & n_body(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2.(n_ocean(x2) & by(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1))