A rocking band, entertaining a crowd.
The band entertained the crowd for the charity event.
The performance could be for many things, not just for the charity event.
exists e2 e1 x1 x2 x3.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_entertain(e2) & n_crowd(x3) & (x1 = x2) & n_band(x1) & Actor(e1,x1) & v_rock(e1))
exists e1 x1 x2 x3 x4.(n_event(x3) & of(x3,x4) & n_charity(x4) & n_crowd(x2) & n_band(x1) & for(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_entertain(e1))