Poor children are standing between pink vans.
The kids are sitting in the classroom.
one is about children standing while the other is about kids sitting
exists e1 s1 x1 x2 x3.(between(e1,x3) & n_van(x3) & a_pink(s1) & Theme(s1,x3) & Actor(e1,x1) & v_stand(e1) & n_child(x1) & (x1 = x2) & ne_nam_poor(x2))
exists e1 x1 x2.(n_classroom(x2) & n_kid(x1) & in(e1,x2) & Actor(e1,x1) & v_sit(e1))