Five people are sitting inside a building.
There are several people sitting in a building
Five people does imply several people.
exists e1 x1 x2.(inside(e1,x2) & n_building(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_5(x1))
exists p1 x1 e1 s1 x2 x3 x4.((x1 = x2) & in(e1,x4) & n_building(x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & a_several(s1) & Theme(s1,x2))