A group of friends talk around a table.
People having a dinner party.
The table implies that food is involved, which can imply a dinner party. A group of friends can also be referred to as a less specific grouping, which is people.
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 e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_have(e1) & n_party(x3) & of(x3,x4) & n_dinner(x4) & (x1 = x2) & n_people(x1))