A asian model walking down the street.
An Asian model strolls for the photographer.
A model may not be walking  down the street  may not be walking for the photographer.
exists e1 s1 x1 x2 x3.(n_street(x3) & a_topic(x1) & down(e1,x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_model(x1) & a_asian(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(n_photographer(x3) & a_topic(x1) & for(x1,x3) & n_stroll(x1) & of(x1,x2) & n_model(x2) & a_asian(s1) & Theme(s1,x1))