A little boy stands wide-legged, each foot on each side of the tube slide.
The boy has no legs.
One with no legs can't stand.
exists e1 p1 s1 x1 x4 x5.(n_slide(x4) & of(x4,x5) & n_tube(x5) & all x2.(n_foot(x2) -> all x3.(n_side(x3) -> (rel(e1,x2) & on(x2,x3) & of(x3,x4)))) & exists s2.(Theme(s2,x1) & a_wide-legged(s2)) & Topic(e1,p1) & Actor(e1,x1) & v_stand(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists x1.(n_boy(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_leg(x2)))