A man plays a trumpet in red stage light.
A man plays his instrument for a special concert.
A man plays a trumpet in red stage light is not always playing an instrument for a special concert.
exists e1 s1 x1 x2 x3 x4.(in(e1,x3) & n_light(x3) & of(x3,x4) & n_stage(x4) & a_red(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_trumpet(x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(for(e1,x3) & n_concert(x3) & a_special(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_instrument(x2) & of(x2,x1) & n_male(x1) & n_man(x1))