A woman sings on stage as a man plays an instrument in unison with her vocals.
The woman and man are making music.
Since the woman sings and the man plays it is implied they are making music.
exists e1 p1 x1 x2 x6.(exists e2 x3 x4 x5.(in(e2,x5) & with(x5,x6) & n_unison(x5) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & n_instrument(x4) & n_man(x3)) & n_vocal(x6) & of(x6,x1) & n_female(x1) & as(e1,p1) & on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_sing(e1) & n_woman(x1))
exists e1 x1 x2 x3 x4.(n_man(x3) & n_woman(x2) & subset_of(x3,x1) & subset_of(x2,x1) & Theme(e1,x4) & Actor(e1,x1) & v_make(e1) & n_music(x4))