Three elderly people looking at a vendors items.
The three are buying things
Just because they are looking at items doesn't mean they are buying items.
exists e1 s1 x1 x2 x3.(at(e1,x2) & n_item(x2) & of(x2,x3) & n_vendor(x3) & Actor(e1,x1) & v_look(e1) & n_people(x1) & a_elderly(s1) & Theme(s1,x1) & card_eq_3(x1))
exists e1 x1 x2.(n_thing(x1) & card_eq_3(x1) & Theme(e1,x2) & Actor(e1,x1) & v_buy(e1) & n_thing(x2))