A man without a helmet is riding a red bike.
The man does not have a helmet because he was rushing and forgot it.
You can fail to wear a helmet out of personal preference and not necessarily because he was rushing and forgot it.
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))
exists x1.(n_male(x1) & n_man(x1) & -exists e1 p1 x2.(exists e3 e2.(Theme(e3,x2) & Actor(e3,x1) & v_forget(e3) & Theme(e2,x2) & Actor(e2,x1) & v_rush(e2)) & n_thing(x2) & because(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_helmet(x2)))