[Bret] was busy planning a 90th birthday party for his aunt, [Helen]. [Helen] is getting married. She is looking forward to her sister, [Michelle], attending. They have n't seen each other since [Michelle] relocated to California with her husband 3 years ago. [Bret] and his father [John] went to the golf course in town on Saturday and had a great time.
('John', 'Michelle')
[Bret] and his father [John] went to the golf course in town on Saturday and had a great time. [Bret] was busy planning a 90th birthday party for his aunt, [Helen]. [Helen] is getting married. She is looking forward to her sister, [Michelle], attending. They have n't seen each other since [Michelle] relocated to California with her husband 3 years ago.
[{('John', 'sister', 'Michelle'): [('John', 'sister', 'Helen'), ('Helen', 'sister', 'Michelle')]}, {('John', 'sister', 'Helen'): [('John', 'son', 'Bret'), ('Bret', 'aunt', 'Helen')]}]