A group of people are partying inside a building.
The people are inside.
If they are partying inside a building, they must be inside
exists e1 x1 x2 x3.(inside(e1,x3) & n_building(x3) & Actor(e1,x1) & v_party(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 s1 x1.(n_people(x1) & a_inside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_be(e1))