[Robert] and his son [Ronald] went to the park to look for different kinds of birds. [Robert]'s father, [Harold], recently had a falling out with each other. [Ronald] asked his father [Robert] if he could have a video game and he said okay. [Angelica] has a great relationship with her father [Robert].
('Angelica', 'Harold')
[Angelica] has a great relationship with her father [Robert]. [Ronald] asked his father [Robert] if he could have a video game and he said okay. [Robert] and his son [Ronald] went to the park to look for different kinds of birds. [Robert]'s father, [Harold], recently had a falling out with each other.
[{('Angelica', 'grandfather', 'Harold'): [('Angelica', 'brother', 'Ronald'), ('Ronald', 'grandfather', 'Harold')]}, {('Ronald', 'grandfather', 'Harold'): [('Ronald', 'father', 'Robert'), ('Robert', 'father', 'Harold')]}, {('Angelica', 'brother', 'Ronald'): [('Angelica', 'father', 'Robert'), ('Robert', 'son', 'Ronald')]}]
['father', 'son', 'father', 'father']