A group of people sitting and sleeping outside a building.
Some people are outside.
Group of people are some people.
exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & outside(e2,x5) & n_building(x5) & Actor(e2,x4) & v_sleep(e2) & (x1 = x4) & Actor(e1,x3) & v_sit(e1) & (x1 = x3) & of(x1,x2) & n_people(x2) & n_group(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_people(x1))