A snowboarder flies in the air.
a snowboarder in air
You can only be flying in the air.
exists e1 x1 x2.(n_air(x2) & in(e1,x2) & Actor(e1,x1) & v_fly(e1) & n_snowboarder(x1))
exists x1 x2.(a_topic(x1) & in(x1,x2) & n_air(x2) & n_snowboarder(x1))