A college dance or singing crew performing on campus.
College dance crew is performing for judges
Not all performances are for judges.
(exists x1 x2.(a_topic(x1) & n_dance(x1) & of(x1,x2) & n_college(x2)) | exists e2 e1 x3 x4 x5.(a_topic(x3) & on(e2,x5) & n_campus(x5) & Actor(e2,x4) & v_perform(e2) & (x3 = x4) & n_crew(x3) & Actor(e1,x3) & v_sing(e1)))
exists e1 x1 x2 x3 x4.(for(e1,x4) & n_judge(x4) & Actor(e1,x1) & v_perform(e1) & n_crew(x1) & of(x1,x3) & n_dance(x3) & (x1 = x2) & ne_nam_college(x2))