A person is crossing the street.
The person is outdoor.
A person must be outdoors to cross the street.
exists e1 x1 x2.(n_street(x2) & Theme(e1,x2) & Actor(e1,x1) & v_cross(e1) & n_person(x1))
exists s1 x1.(n_person(x1) & Theme(s1,x1) & a_outdoor(s1))