A crowd sitting in an indoor stadium.
The crowd is gathered at an outdoor amphitheater.
The crowd is either indoor or outdoor
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_stadium(x3) & a_indoor(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_crowd(x1))
exists e1 s1 x1 x2.(n_crowd(x1) & at(e1,x2) & n_amphitheater(x2) & a_outdoor(s1) & Theme(s1,x2) & Theme(e1,x1) & v_gather(e1))