People are walking around booths that are selling things.
The booths sell items.
THE BOOTHS ARE OPEN TO SELL THINGS.
exists e1 e2 x1 x2 x3 x4.(around(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_sell(e2) & n_thing(x4) & (x2 = x3) & n_booth(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 x1 x2.(n_booth(x1) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_item(x2))