Adults stand around a classroom in Africa.
People play outside the classroom.
Cannot be outside and standing around a classroom
exists e1 x1 x2 x3.(ne_geo_africa(x3) & around(e1,x2) & in(x2,x3) & n_classroom(x2) & Actor(e1,x1) & v_stand(e1) & n_adult(x1))
exists e1 x1 x2.(n_classroom(x2) & outside(e1,x2) & Actor(e1,x1) & v_play(e1) & n_people(x1))