A band is playing at an outdoor music festival.
Music in outdoor music festival
When band plays there will be music
exists e1 s1 x1 x2 x3.(at(e1,x2) & n_festival(x2) & of(x2,x3) & n_music(x3) & a_outdoor(s1) & Theme(s1,x2) & Actor(e1,x1) & v_play(e1) & n_band(x1))
exists s1 s2 x1 x2.(ne_nam_music(s1) & a_topic(s1) & in(s1,x1) & n_festival(x1) & of(x1,x2) & n_music(x2) & a_outdoor(s2) & Theme(s2,x1))