Asian people walking on a street.
Tourists are walking down the street.
Not all Asian people are tourists.
exists e1 s1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_street(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1) & a_asian(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_street(x2) & down(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_tourist(x1))