People are gathered at a meeting.
The people are at a meeting together.
gathered is almost the same as together
exists e1 x1 x2.(at(e1,x2) & n_meeting(x2) & Theme(e1,x1) & v_gather(e1) & n_people(x1))
exists p1 x1.(n_people(x1) & exists x2.(at(x1,x2) & r_together(x2) & n_meeting(x2)))