A group of people sitting at long tables.
A group of people standing in line.
The people are either sitting or standing in line.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & at(e1,x4) & n_table(x4) & a_long(s1) & Theme(s1,x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & in(e1,x4) & n_line(x4) & Actor(e1,x3) & v_stand(e1) & (x2 = x3) & n_people(x2) & n_group(x1))