An overweight couple walk down the street.
There are people in outdoors.
A street is usually outdoors.
exists s1 x1 x2 x3.(n_street(x3) & a_topic(x1) & down(x1,x3) & n_walk(x1) & of(x1,x2) & n_couple(x2) & a_overweight(s1) & Theme(s1,x1))
exists p1 x1 x2 x3.((x1 = x2) & in(x2,x3) & n_outdoors(x3) & n_people(x2))