A group of friends talk around a table.
There is a group of people
A group of people does not indicate they are friends
exists e1 x1 x2 x3.(around(e1,x3) & n_table(x3) & Actor(e1,x1) & v_talk(e1) & of(x1,x2) & n_friend(x2) & n_group(x1))
exists p1 x1 x2 x3.((x1 = x2) & of(x2,x3) & n_people(x3) & n_group(x2))