Two men with children on their shoulders.
Two dads carry their kids.
The two men with children does not indicate that they are dads.
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 e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_kid(x2) & of(x2,x1) & n_thing(x1) & n_dad(x1) & card_eq_2(x1))