A group of people outside a barn.
A group of people are in a movie theater.
A group of people can not be simutanesouly in a barn and at a movie theater.
exists x1 x2 x3.(a_topic(x1) & of(x1,x2) & outside(x2,x3) & n_barn(x3) & n_people(x2) & n_group(x1))
exists p1 x1 x2.(exists x3 x4.(in(x1,x3) & n_theater(x3) & of(x3,x4) & n_movie(x4)) & of(x1,x2) & n_people(x2) & n_group(x1))