a band playing on stage for a crowd
The band is playing.
A band does not mean it is the band.
exists e1 x1 x2 x3 x4.(a_topic(x1) & for(e1,x4) & n_crowd(x4) & on(e1,x3) & n_stage(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_band(x1))
exists e1 x1.(n_band(x1) & Actor(e1,x1) & v_play(e1))