A group of walkers looking at a store display.
Some people are looking at some store objects.
Store objects are what one sees in a store display and a group of walkers are people.
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 e1 x1 x2 x3.(at(e1,x2) & n_object(x2) & of(x2,x3) & n_store(x3) & Actor(e1,x1) & v_look(e1) & n_people(x1))