A picture of an African man painting.
A man is painting a picture of someone taking a picture
Just because a picture of a man painting is being taken doesn't mean the man is painting a picture of someone taking a picture.
exists s1 x1 x2 x3.(a_topic(x1) & of(x1,x2) & n_painting(x2) & of(x2,x3) & n_man(x3) & a_african(s1) & Theme(s1,x2) & n_picture(x1))
exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_paint(e2) & of(x2,x3) & Theme(e1,x5) & Actor(e1,x4) & v_take(e1) & n_picture(x5) & (x3 = x4) & n_person(x3) & n_picture(x2) & n_man(x1))