Two men celebrate at the bar surrounded by alcohol at a party.
Some guys are drinking booze.
One cannot assume that the men are drinking booze.
exists e1 e2 x1 x2 x3 x4 x5.(n_bar(x2) & at(e1,x2) & Actor(e2,x4) & at(x4,x5) & n_party(x5) & n_alcohol(x4) & Theme(e2,x3) & v_surround(e2) & (x2 = x3) & Actor(e1,x1) & v_celebrate(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_booze(x2) & n_guy(x1))