A musician plays a guitar on stage in a venue.
A male is playing the guitar on stage.
Not all musicians are male.
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_venue(x4) & on(e1,x3) & n_stage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & n_musician(x1))
exists e1 x1 x2 x3.(n_guitar(x2) & on(e1,x3) & n_stage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_male(x1))