People dressed in white are walking along on stilts.
The people are on their own feet.
Walking along on stilts contradicts on their own feet.
exists e1 e2 s1 x1 x2 x3 x4.(on(e2,x4) & n_stilt(x4) & r_along(e2) & Actor(e2,x1) & v_walk(e2) & Theme(e1,s1) & Theme(s1,x3) & a_white(s1) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_people(x1))
exists p1 s1 x1 x2.(n_foot(x2) & a_own(s1) & Theme(s1,x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & on(x1,x2))