Two people with dreadlocks.
two hippies smoke weed
People with dreadlocks are not necessarily hippies. It is not implied that they smoke weed.
exists x1 x2.(a_topic(x1) & with(x1,x2) & n_dreadlock(x2) & n_people(x1) & card_eq_2(x1))
exists e1 p1 x1.(exists e2.(Theme(e2,x1) & v_weed(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_smoke(e1) & n_hippie(x1) & card_eq_2(x1))