[Dennis] was adopted kid. He discovered last week that [Amy] is his mother. [Ashley] could n't wait to get off the plane to see her mother, [Amy].
('Dennis', 'Ashley')
[Dennis] was adopted kid. He discovered last week that [Amy] is his mother. [Ashley] could n't wait to get off the plane to see her mother, [Amy].
[{('Dennis', 'grandmother', 'Ashley'): [('Dennis', 'mother', 'Amy'), ('Amy', 'mother', 'Ashley')]}]
['mother', 'mother']