Several people are near a market.
People at a place where stuff is sold.
A market is a place where stuff is sold, and to be at such a place requires one to be near it.
exists p1 s1 x1.(exists x2.(near(x1,x2) & n_market(x2)) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x2.(a_topic(x1) & at(x1,x2) & exists e1 x3.(Theme(e1,x3) & v_sell(e1) & n_stuff(x3)) & where(x2,p1) & n_place(x2) & n_people(x1))