Two children running with no shoes on.
They have shoes on.
They cannot have shoes on if they have no shoes on.
exists e1 x1 x2.(a_topic(x1) & -exists s1 x3.(a_on(s1) & Manner(e1,s1) & with(e1,x3) & n_shoe(x3)) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_child(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(n_thing(x1) & a_on(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_shoe(x2))