Man at party receiving beer pillow gift.
The man doesn't drink.
The man might really enjoy drinking beer, we can't assume that he doesn't drink.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & at(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_receive(e1) & n_gift(x4) & of(x4,x6) & n_pillow(x6) & of(x4,x5) & n_beer(x5) & (x2 = x3) & n_party(x2) & n_man(x1))
exists x1.(n_man(x1) & -exists e1.(Actor(e1,x1) & v_drink(e1)))