A group of people are lined up inside waiting.
A group of people are in a line.
People in a line implies they are lined up.
exists e1 s1 x1 x2 x3.(inside(e1,x3) & n_wait(x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x1) & v_line(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists p1 x1 x2.(exists x3.(in(x1,x3) & n_line(x3)) & of(x1,x2) & n_people(x2) & n_group(x1))