Guy blacking a guitar on stage.
guy and guitar
There is a guy and a guitar in each sentence
exists e1 x1 x2 x3.(ne_nam_guy(x1) & on(e1,x3) & n_stage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_black(e1) & n_guitar(x2))
exists s1 x1 x2.(n_guitar(x2) & n_guy(x1) & subset_of(x2,s1) & subset_of(x1,s1) & a_topic(s1))