A few people walking around in a city.
A few people sit on park benches.
If people are sitting on park benches they cannot also be walking.
exists e1 p1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_city(x3) & exists s2.(Theme(s2,x2) & a_around(s2)) & Topic(e1,p1) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1) & a_few(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(on(e1,x2) & n_bench(x2) & of(x2,x3) & n_park(x3) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & a_few(s1) & Theme(s1,x1))