Two men with children on their shoulders.
Children are with a couple of men.
If two men have children on their shoulders, then it follows that the children are with a couple of men.
exists x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_shoulder(x3) & of(x3,x1) & n_thing(x1) & with(x1,x2) & n_child(x2) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(exists x2 x3.(with(x1,x2) & of(x2,x3) & n_man(x3) & n_couple(x2)) & n_child(x1))