Dirt bike racer in the air with one hand on the dirt bike and body in air.
Dirt bike racer is doing a trick.
Trick is performed by dirt bike racer
exists x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & in(x1,x4) & with(x4,x5) & subset_of(x8,x5) & in(x8,x4) & n_air(x4) & n_air(x4) & n_body(x8) & subset_of(x6,x5) & on(x6,x3) & n_bike(x3) & n_bike(x3) & of(x3,x7) & n_dirt(x7) & n_hand(x6) & card_eq_1(x6) & n_racer(x1) & of(x1,x3) & (x1 = x2) & ne_nam_dirt(x2))
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_do(e1) & n_trick(x4) & n_racer(x1) & of(x1,x3) & n_bike(x3) & (x1 = x2) & ne_nam_dirt(x2))