A downtown city street complete with buses, traffic and people on the street.
There are bunch of people trying to do some shopping.
Not everyone on a city street is trying to do something. Not everyone on a city street is shopping.
exists s1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & with(s1,x5) & rel(x5,x6) & subset_of(x8,x6) & on(x8,x1) & n_street(x1) & n_street(x1) & n_people(x8) & subset_of(x7,x6) & n_traffic(x7) & n_bus(x5) & Theme(s1,x4) & a_complete(s1) & (x1 = x4) & of(x1,x3) & n_city(x3) & of(x1,x2) & n_downtown(x2))
exists p1 x1 e1 p2 x2 x3 x4.((x1 = x2) & Topic(e1,p2) & Actor(e1,x4) & v_try(e1) & exists e2 x5.(Theme(e2,x5) & Actor(e2,x4) & v_do(e2) & n_shopping(x5)) & (x2 = x4) & of(x2,x3) & n_people(x3) & n_bunch(x2))