A group of walkers looking at a store display.
Some people are in the checkout lane buying their groceries.
One would not be walking in a checkout lane.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & at(e1,x4) & n_display(x4) & of(x4,x5) & n_store(x5) & Actor(e1,x3) & v_look(e1) & (x1 = x3) & of(x1,x2) & n_walker(x2) & n_group(x1))
exists p1 x1 x2 x3 x5.(n_grocery(x5) & of(x5,x2) & n_thing(x2) & n_lane(x2) & of(x2,x3) & n_checkout(x3) & exists e1 x4.(in(x1,x2) & Theme(e1,x5) & Actor(e1,x4) & v_buy(e1) & (x2 = x4)) & n_people(x1))