People wait patiently in the seats for the show to begin.
People are seated as the anticipate the start of a show
If people wait in seats for the show to begin, then it would make sense that there are people still being seated.
exists e1 p1 s1 x1 x2 x3.(n_show(x3) & n_seat(x2) & in(e1,x2) & for(x2,x3) & a_patiently(s1) & Manner(e1,s1) & Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2.(Actor(e2,x1) & v_begin(e2)) & n_people(x1))
exists e1 p1 x1 x3.(n_start(x3) & exists e2 x2 x4.(Theme(e2,x3) & Actor(e2,x2) & v_anticipate(e2) & of(x3,x4) & n_show(x4) & n_the(x2)) & as(e1,p1) & Theme(e1,x1) & v_seat(e1) & n_people(x1))