people are selling and buying vegetables in a market.
They are in europ
People selling and buying vegetables in a market are not necessarily in europ.
exists e1 e2 x1 x2 x3 x4 x5.(in(e2,x5) & n_market(x5) & Theme(e2,x4) & Actor(e2,x3) & v_buy(e2) & n_vegetable(x4) & n_people(x3) & in(e1,x2) & n_market(x2) & Actor(e1,x1) & v_sell(e1) & n_people(x1))
exists p1 x1.(n_thing(x1) & exists x2.(in(x1,x2) & n_europ(x2)))