The kid is sliding down a tan plastic slide.
The slide using being used by a kid.
A kid is a kid, a tan plastic slide is a slide, and sliding down is being used.
exists e1 s1 s2 x1 x2 x3.(n_kid(x1) & a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_slide(e1) & n_slide(x2) & of(x2,x3) & n_plastic(x3) & a_tan(s1) & Theme(s1,x2))
exists e2 e1 x1 x2 x3 x4.(n_slide(x1) & a_topic(x1) & Theme(e2,e1) & Actor(e2,x2) & v_use(e2) & Actor(e1,x4) & n_kid(x4) & Theme(e1,x3) & v_use(e1) & n_thing(x3) & (x1 = x2))