A dirt bike racer rides number 63 across a dirt path in the woods.
A racer rides on a 4-wheeler down a dirt path.
A dirt bike cannot be 4-wheeler simultaneously.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_wood(x8) & in(e1,x8) & Time(e1,x7) & card_eq_63(x7) & across(e1,x5) & n_path(x5) & of(x5,x6) & n_dirt(x6) & Theme(e1,x4) & Actor(e1,x1) & v_ride(e1) & n_number(x4) & n_racer(x1) & of(x1,x3) & n_bike(x3) & of(x1,x2) & n_dirt(x2))
exists e1 x1 x2 x3 x4.(on(e1,x2) & down(x2,x3) & n_path(x3) & of(x3,x4) & n_dirt(x4) & n_4-wheeler(x2) & Actor(e1,x1) & v_ride(e1) & n_racer(x1))