A guitar band is playing on stage.
There are people on a hike.
A guitar band doesn't have to do with people on a hike.
exists e1 x1 x2 x3.(on(e1,x3) & n_stage(x3) & Actor(e1,x1) & v_play(e1) & n_band(x1) & of(x1,x2) & n_guitar(x2))
exists p1 x1 x2 x3.((x1 = x2) & on(x2,x3) & n_hike(x3) & n_people(x2))