A female graduate is hugging another woman on a lawn.
A mother hugs her daughter because she is proud of her.
Just because a woman is hugging a female graduate does not mean it's her daughter and that she is proud of her.
exists e1 s1 x1 x2 x3 x4.(n_woman(x2) & Theme(e1,x3) & Actor(e1,x1) & v_hug(e1) & on(x3,x4) & n_lawn(x4) & n_woman(x3) & -(x3 = x2) & n_graduate(x1) & a_female(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(exists s1 x1.(of(s1,x1) & n_female(x1) & Theme(s1,x1) & a_proud(s1)) & n_female(x1) & n_female(x1) & because(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_hug(e1) & n_daughter(x2) & of(x2,x1) & n_mother(x1))