A man dressed in white plays a guitar.
a man plays a guitar
A guitar can be played by a man.
exists e1 x1 x2.(a_topic(x1) & all x3.(n_guitar(x3) -> exists s1 x4.(in(e1,x4) & for(x4,x3) & n_play(x4) & a_white(s1) & Theme(s1,x4))) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & n_man(x1))