Two girls are in a bathing suits.
Two girls are swimming
Two girls may be swimming without a bathing suit.
exists p1 x1.(exists x2 x3.(in(x1,x2) & n_suit(x2) & of(x2,x3) & n_bathing(x3)) & n_girl(x1) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_swim(e1) & n_girl(x1) & card_eq_2(x1))