People are walking down the street in front of a white van.
A few people are walking down the street.
People are walking down the street is part of the sentence people are walking down the street in front of a white van.
exists e1 s1 x1 x2 x3 x4.(n_street(x2) & in(e1,x3) & of(x3,x4) & n_van(x4) & a_white(s1) & Theme(s1,x4) & n_front(x3) & down(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 s1 x1 x2.(n_street(x2) & down(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & a_few(s1) & Theme(s1,x1))