a young boy skateboarder jumping on a platform on a skateboard.
The boy is using a hoverboard.
A skateboard and a hoverboard are different modes of transportation.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x5) & n_skateboard(x5) & on(e1,x4) & n_platform(x4) & Actor(e1,x3) & v_jump(e1) & (x1 = x3) & n_skateboarder(x1) & of(x1,x2) & n_boy(x2) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_hoverboard(x2))