A woman with black curly hair reads a book with a boy in a red shirt.
A mother reads a book to her son.
Just because a woman reads a book with a boy does not mean she is reading to the boy.  A child can look at a book with a woman who is not the mother of the child.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(Theme(e1,x3) & Actor(e1,x1) & v_read(e1) & with(x3,x4) & in(x4,x5) & n_shirt(x5) & a_red(s3) & Theme(s3,x5) & n_boy(x4) & n_book(x3) & with(x1,x2) & n_hair(x2) & a_curly(s2) & Theme(s2,x2) & a_black(s1) & Theme(s1,x2) & n_woman(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_read(e1) & to(x2,x3) & n_son(x3) & of(x3,x1) & n_female(x1) & n_book(x2) & n_mother(x1))