People are gathered at a meeting.
The people are discussing work topics.
You can not infer they are talking about work topics.
exists e1 x1 x2.(at(e1,x2) & n_meeting(x2) & Theme(e1,x1) & v_gather(e1) & n_people(x1))
exists e1 x1 x2 x3.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_topic(x2) & of(x2,x3) & n_work(x3))