A man in a tank top is standing next to a young girl.
The man is the girl's grandfather.
It does not imply that the man standing next to the young girl is the girls' grandfather.
exists e1 s1 x1 x2 x3 x4.(to(e1,x4) & n_girl(x4) & a_young(s1) & Theme(s1,x4) & r_next(e1) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_top(x2) & of(x2,x3) & n_tank(x3) & n_man(x1))
exists p1 x1 x2 x3.(n_grandfather(x3) & of(x3,x2) & n_girl(x2) & n_man(x1) & (x1 = x3))