Two women workers sitting on steps.
The women are walking up the stairs.
They can either be sitting or walking.
exists e1 x1 x2 x3.(on(e1,x3) & n_step(x3) & Actor(e1,x1) & v_sit(e1) & n_worker(x1) & of(x1,x2) & n_woman(x2) & card_eq_2(x1))
exists e1 x1 x2.(n_stair(x2) & n_woman(x1) & up(e1,x2) & Actor(e1,x1) & v_walk(e1))