A group works in the background of a stadium at a small theater.
The group is working.
A group that works at a location is working.
exists e1 s1 x1 x2 x3 x4.(n_background(x2) & at(e1,x4) & n_theater(x4) & a_small(s1) & Theme(s1,x4) & in(e1,x2) & of(x2,x3) & n_stadium(x3) & Actor(e1,x1) & v_work(e1) & n_group(x1))
exists e1 x1.(n_group(x1) & Actor(e1,x1) & v_work(e1))