A woman with a white shirt playing a black guitar.
The woman is a singer and songwriter.
Just because a woman is playing a guitar does not mean that she is a singer or a songwriter.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_guitar(x4) & a_black(s2) & Theme(s2,x4) & (x2 = x3) & n_shirt(x2) & a_white(s1) & Theme(s1,x2) & n_woman(x1))
exists p1 x1.(n_woman(x1) & exists x2 x3 x4.((x1 = x2) & n_songwriter(x4) & n_singer(x3) & subset_of(x4,x2) & subset_of(x3,x2)))