A man without a helmet is riding a red bike.
A man's hair blows in the breeze while riding a bike.
Your hair can blow in the breeze even while wearing a helmet.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & a_red(s1) & Theme(s1,x2) & -exists x3.(with(x1,x3) & n_helmet(x3)) & n_man(x1))
(-x)