People shop for produce at an outdoors marketplace.
There are people walking through a supermarket.
marketplace. is not the same as   supermarket.
exists x1 x2 x3 x4 x5.(a_topic(x1) & for(x1,x3) & at(x3,x4) & n_marketplace(x4) & of(x4,x5) & n_outdoors(x5) & n_produce(x3) & n_shop(x1) & of(x1,x2) & n_people(x2))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & through(e1,x4) & n_supermarket(x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_people(x2))