[Lena] is so proud that [James], his father, quit smoking. [Lynn] went on a vacation with her brother [Hugh]. [James] is taking his daughter [Lynn] out for lunch at her favorite restaurant.
('Lena', 'Hugh')
[Lena] is so proud that [James], his father, quit smoking. [James] is taking his daughter [Lynn] out for lunch at her favorite restaurant. [Lynn] went on a vacation with her brother [Hugh].
[{('Lena', 'brother', 'Hugh'): [('Lena', 'father', 'James'), ('James', 'son', 'Hugh')]}, {('James', 'son', 'Hugh'): [('James', 'daughter', 'Lynn'), ('Lynn', 'brother', 'Hugh')]}]
['father', 'daughter', 'brother']