A lot of people are marching through the street.
People walking in crowded street
do not know if the street is crowded
exists e1 x1 x2 x3.(n_street(x3) & through(e1,x3) & Actor(e1,x1) & v_march(e1) & of(x1,x2) & n_people(x2) & n_lot(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_street(x3) & a_crowded(s1) & Theme(s1,x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))