People are clustered together on a city street.
There are people on a street.
People are on a street.
exists e1 s1 x1 x2 x3.(on(e1,x2) & n_street(x2) & of(x2,x3) & n_city(x3) & a_together(s1) & Manner(e1,s1) & Theme(e1,x1) & v_cluster(e1) & n_people(x1))
exists p1 x1 x2 x3.((x1 = x2) & on(x2,x3) & n_street(x3) & n_people(x2))