Guy playing the sax on stage
The man is playing trumpet.
sax and trumpet are two different things
exists e1 x1 x2 x3.(n_sax(x2) & ne_nam_guy(x1) & on(e1,x3) & n_stage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_trumpet(x2))