A little girl hugs another little girl.
There are two girls hugging.
The little girl hugging another little girl could be the two girls hugging descried in the second sentence.
exists e1 s1 s2 s3 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hug(e1) & n_girl(x2) & a_little(s3) & Theme(s3,x2) & -(x2 = x1) & n_girl(x1) & n_girl(x1) & a_little(s2) & Theme(s2,x1) & a_little(s1) & Theme(s1,x1))
exists p1 x1 e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_hug(e1) & (x2 = x3) & n_girl(x2) & card_eq_2(x2))