Consumers look over products at a trade show.
Consumers are looking over baby products at a trade show.
Not all products are baby products.
exists e1 x1 x2 x3 x4.(over(e1,x4) & n_product(x4) & at(e1,x2) & n_show(x2) & of(x2,x3) & n_trade(x3) & Actor(e1,x1) & v_look(e1) & n_consumer(x1))
exists e1 x1 x2 x3 x4 x5.(at(e1,x4) & n_show(x4) & of(x4,x5) & n_trade(x5) & over(e1,x2) & n_product(x2) & of(x2,x3) & n_baby(x3) & Actor(e1,x1) & v_look(e1) & n_consumer(x1))