A group of people are sitting in a room.
A group of people are indoors.
The people are sitting in a room so they must be indoors.
exists e1 x1 x2 x3.(in(e1,x3) & n_room(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists p1 x1 x2.(exists x3.((x1 = x3) & n_indoor(x3)) & of(x1,x2) & n_people(x2) & n_group(x1))