Skateboarder flying over ramp outside.
Someone flying over ramp outside.
A skateboarder is someone.
exists e1 x1 x2 x3.(ne_nam_skateboarder(x1) & over(e1,x2) & n_outside(x2) & of(x2,x3) & n_ramp(x3) & Actor(e1,x1) & v_fly(e1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & over(e1,x3) & n_outside(x3) & of(x3,x4) & n_ramp(x4) & Actor(e1,x2) & v_fly(e1) & (x1 = x2) & n_person(x1))