A man is riding a four wheeler through some dirt.
A man is riding a four wheeler outside.
HE MAY NOT BE OUTSIDE.
exists e1 x1 x2 x3.(through(e1,x3) & n_dirt(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_wheeler(x2) & card_eq_4(x2) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_outside(x2) & of(x2,x3) & n_wheeler(x3) & card_eq_4(x2) & n_man(x1))