Boy sliding on a wet plastic surface
The boy is completely dry.
You cannot be dry on a wet surface.
exists e1 s1 x1 x2 x3.(ne_nam_boy(x1) & on(e1,x2) & n_surface(x2) & of(x2,x3) & n_plastic(x3) & a_wet(s1) & Theme(s1,x2) & Actor(e1,x1) & v_slide(e1))
exists s1 x1.(n_boy(x1) & r_completely(s1) & Theme(s1,x1) & a_dry(s1))