A few people are walking on the sidewalk and in the street.
There are cars on the sidewalk.
Cars are not parked in sidewalk.
exists e1 e2 s1 s2 x1 x2 x3 x4.(n_street(x4) & n_sidewalk(x2) & in(e2,x4) & Actor(e2,x3) & v_walk(e2) & n_people(x3) & a_few(s2) & Theme(s2,x3) & on(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & a_few(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_sidewalk(x2) & on(p1,x2) & exists x3.((x1 = x3) & n_car(x3)))