a boy scales the wall.
a boy jumps over the wall
Boy "scales the wall" is a rephrasing of "jumps over the wall".
exists e1 x1 x2.(n_wall(x2) & Theme(e1,x2) & Actor(e1,x1) & v_scale(e1) & n_boy(x1))
exists e1 x1 x2.(n_wall(x2) & over(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_boy(x1))