People gather by the edge of the water.
The people are getting together.
People are getting together as they gather by the water edge.
exists e1 x1 x2 x3.(n_water(x3) & n_edge(x2) & by(e1,x2) & of(x2,x3) & Actor(e1,x1) & v_gather(e1) & n_people(x1))
exists e1 p1 x1.(n_people(x1) & exists s1.(Theme(s1,x1) & a_together(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1))