A man crossing the street.
A person is crossing a road.
Road and street can be synonymous and the person is specifically a man.
exists e1 x1 x2 x3.(n_street(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_cross(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_cross(e1) & n_road(x2) & n_person(x1))