A man standing next to a vendor.
A man is buying a hot dog from a vendor.
A man can buy things other than a hot dog from a vendor.
exists e1 x1 x2 x3.(a_topic(x1) & to(e1,x3) & n_vendor(x3) & r_next(e1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_buy(e1) & from(x2,x3) & n_vendor(x3) & n_dog(x2) & a_hot(s1) & Theme(s1,x2) & n_man(x1))