A guitar-playing woman kisses a young girl on stage.
The guitar-playing woman is on a stage.
Just because the young girl is on a stage does not necessarily imply that the guitar-playing woman is.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_kiss(e1) & on(x2,x3) & n_stage(x3) & n_girl(x2) & a_young(s2) & Theme(s2,x2) & n_woman(x1) & a_guitar-playing(s1) & Theme(s1,x1))
exists p1 s1 x1.(n_woman(x1) & a_guitar-playing(s1) & Theme(s1,x1) & exists x2.(on(x1,x2) & n_stage(x2)))