A bunch of people laying or sitting on the ground outside.
A group is lounging around outdoors.
A bunch of people outside is the same a a group of people outdoors.
exists x1 x2 x5 x6.(n_outside(x5) & of(x5,x6) & n_ground(x6) & a_topic(x1) & of(x1,x2) & (exists e1 x3.(Actor(e1,x3) & v_lay(e1) & (x2 = x3)) | exists e2 x4.(on(e2,x5) & Actor(e2,x4) & v_sit(e2) & (x2 = x4))) & n_people(x2) & n_bunch(x1))
exists e1 x1 x2.(around(e1,x2) & n_outdoors(x2) & Actor(e1,x1) & v_lounge(e1) & n_group(x1))