People are walking among tents and balloons.
People walk among tents at a circus.
Just because People are walking among tents and balloons does not indicate that they walk among tents at a circus
exists e1 x1 x2 x3 x4.(among(e1,x2) & subset_of(x4,x2) & n_balloon(x4) & subset_of(x3,x2) & n_tent(x3) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_circus(x3) & among(e1,x2) & n_tent(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))