Young men are rocking out on stage.
Music is playing.
Rocking out on stage is playing.
exists e1 s1 s2 x1 x2.(a_out(s2) & Manner(e1,s2) & on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_rock(e1) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1.(ne_nam_music(x1) & Actor(e1,x1) & v_play(e1))