[Harold]'s son, [Louis], was ill and needed to be picked up at school. [Harold] hurried to his side. [Beverly] is getting married. She is looking forward to her sister, [Tracy], attending. They have n't seen each other since [Tracy] relocated to California with her husband 3 years ago. [Paul] loves to play baseball with his dad, [Louis]. [Paul] gave his mother [Beverly] flowers on her birthday.
('Harold', 'Tracy')
[Harold]'s son, [Louis], was ill and needed to be picked up at school. [Harold] hurried to his side. [Paul] loves to play baseball with his dad, [Louis]. [Paul] gave his mother [Beverly] flowers on her birthday. [Beverly] is getting married. She is looking forward to her sister, [Tracy], attending. They have n't seen each other since [Tracy] relocated to California with her husband 3 years ago.
[{('Harold', 'daughter', 'Tracy'): [('Harold', 'son', 'Louis'), ('Louis', 'sister', 'Tracy')]}, {('Louis', 'sister', 'Tracy'): [('Louis', 'son', 'Paul'), ('Paul', 'aunt', 'Tracy')]}, {('Paul', 'aunt', 'Tracy'): [('Paul', 'mother', 'Beverly'), ('Beverly', 'sister', 'Tracy')]}]
['son', 'son', 'mother', 'sister']