Two women are having a laugh.
The two women know each other.
Just because the women are sharing a laugh doesn't necessarily mean that they know each other.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_laugh(x2) & n_woman(x1) & card_eq_2(x1))
exists x1.(n_woman(x1) & card_eq_2(x1) & all x2.(n_other(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_know(e1))))