Two women are speaking over drinks.
two women talk about politics
The two women aren't necessarily talking about politics.
exists e1 x1 x2.(over(e1,x2) & n_drink(x2) & Actor(e1,x1) & v_speak(e1) & n_woman(x1) & card_eq_2(x1))
exists e1 x1 x2.(about(e1,x2) & n_politics(x2) & Actor(e1,x1) & v_talk(e1) & n_woman(x1) & card_eq_2(x1))