A man is leaning on a skateboard while holding onto a pole.
a man has a skateboard
A man leaning on a skateboard has a skateboard.
exists e1 e2 x1 x2 x3.(while(e1,e2) & onto(e2,x3) & n_pole(x3) & Actor(e2,x1) & v_hold(e2) & on(e1,x2) & n_skateboard(x2) & Actor(e1,x1) & v_lean(e1) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_skateboard(x2) & n_man(x1))