People are walking around an oriental plaza.
People are shopping
not all people are shopping.
exists e1 s1 x1 x2.(around(e1,x2) & n_plaza(x2) & a_oriental(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists p1 x1.(exists x2.((x1 = x2) & n_shop(x2)) & n_people(x1))