Lots of people gathering in a line.
the line is short
Lots of people on the line, would suggest that the line is not short.
exists e1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & in(e1,x4) & n_line(x4) & Actor(e1,x3) & v_gather(e1) & (x2 = x3) & n_people(x2) & n_lot(x1))
exists s1 x1.(n_line(x1) & Theme(s1,x1) & a_short(s1))