[Hugh] and his sister [Lena] were fighting. [Charles], [Lena]'s son, got them to put aside their differences and make up. [James] who is [Hugh]'s father grounded [Hugh] after finding out what [Hugh] had done at school.
('James', 'Charles')
[James] who is [Hugh]'s father grounded [Hugh] after finding out what [Hugh] had done at school. [Hugh] and his sister [Lena] were fighting. [Charles], [Lena]'s son, got them to put aside their differences and make up.
[{('James', 'grandson', 'Charles'): [('James', 'daughter', 'Lena'), ('Lena', 'son', 'Charles')]}, {('James', 'daughter', 'Lena'): [('James', 'son', 'Hugh'), ('Hugh', 'sister', 'Lena')]}]
['son', 'sister', 'son']