A building with people outside.
There are people outdoors.
Outside and outdoors are synonymous.
exists s1 x1 x2 x3.(a_topic(x1) & with(x1,x2) & Theme(s1,x3) & a_outside(s1) & (x2 = x3) & n_people(x2) & n_building(x1))
exists p1 x1 x2 x3.((x1 = x2) & Time(x2,x3) & n_outdoors(x3) & n_people(x2))