People are standing near a tent with groceries.
People shop at a farmers market.
tent doesn't always mean  market.
exists e1 x1 x2 x3.(with(e1,x3) & n_grocery(x3) & near(e1,x2) & n_tent(x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
exists x1 x2 x3 x4.(a_topic(x1) & at(x1,x3) & n_market(x3) & of(x3,x4) & n_farmer(x4) & n_shop(x1) & of(x1,x2) & n_people(x2))