Two men on the side of a barge
Two women are near a barge.
It's either men or women.
exists x1 x2 x3.(n_side(x2) & a_topic(x1) & on(x1,x2) & of(x2,x3) & n_barge(x3) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(near(x1,x2) & n_barge(x2)) & n_woman(x1) & card_eq_2(x1))