[Tracy] and her daughter [Bettie] were on vaction. [Tracy] and her daughter [Bettie] went to church. They were both very religious. [Tracy] and her daughter [Emma] went out to dinner. [Emma] called her grandfather [Harold] on the phone, and asked if he would be visiting her soon. [Harold] told her he'd be over tomorrow.
('Tracy', 'Harold')
[Tracy] and her daughter [Bettie] went to church. They were both very religious. [Tracy] and her daughter [Bettie] were on vaction. [Tracy] and her daughter [Emma] went out to dinner. [Emma] called her grandfather [Harold] on the phone, and asked if he would be visiting her soon. [Harold] told her he'd be over tomorrow.
[{('Tracy', 'father', 'Harold'): [('Tracy', 'daughter', 'Bettie'), ('Bettie', 'grandfather', 'Harold')]}, {('Bettie', 'grandfather', 'Harold'): [('Bettie', 'sister', 'Emma'), ('Emma', 'grandfather', 'Harold')]}, {('Bettie', 'sister', 'Emma'): [('Bettie', 'mother', 'Tracy'), ('Tracy', 'daughter', 'Emma')]}]
['daughter', 'mother', 'daughter', 'grandfather']