A group of people stand on the street.
people gathered on street
They are gathered on the street because they are a group of people standing on the street.
exists e1 x1 x2 x3.(n_street(x3) & on(e1,x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2.(on(e1,x2) & n_street(x2) & Actor(e1,x1) & v_gather(e1) & n_people(x1))