Two women hiking up a gravel trail.
Two women inside on a treadmill.
Two women can't be hiking and inside at the same time.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & a_up(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_hike(e1) & n_trail(x3) & of(x3,x4) & n_gravel(x4) & (x1 = x2) & n_woman(x1) & card_eq_2(x1))
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_treadmill(x2) & r_inside(x1) & n_woman(x1) & card_eq_2(x1))