a group sitting at a table discussing a subject.
people having group conversation.
A group discussing means they are having a conversation.
exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & at(e1,x3) & Theme(e2,x5) & Actor(e2,x4) & v_discuss(e2) & n_subject(x5) & (x3 = x4) & n_table(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_have(e1) & n_conversation(x3) & of(x3,x4) & n_group(x4) & (x1 = x2) & n_people(x1))