A woman is walking down a street.
The woman is skating down the street on a skateboard.
Walking is not the same as skating.
exists e1 s1 x1 x2.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_street(x2) & n_woman(x1))
exists e1 s1 x1 x2 x3.(n_street(x2) & n_woman(x1) & on(e1,x3) & n_skateboard(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_skate(e1))