[Emily] and her sister [Mary] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Emily] has a great relationship with her father [Nicholas].
('Mary', 'Nicholas')
[Emily] and her sister [Mary] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Emily] has a great relationship with her father [Nicholas].
[{('Mary', 'father', 'Nicholas'): [('Mary', 'sister', 'Emily'), ('Emily', 'father', 'Nicholas')]}]
['sister', 'father']