[Tracy] was so busy trying to watch her son [Kevin] while she spoke on the phone with her daughter [Emma] at the same time. [Harold] is helping his son study. His name is [Robert]. [Harold] loves spending time with his grandson [Kevin]. [Kevin] and [Harold] go the the park a lot.
('Emma', 'Robert')
[Tracy] was so busy trying to watch her son [Kevin] while she spoke on the phone with her daughter [Emma] at the same time. [Harold] loves spending time with his grandson [Kevin]. [Kevin] and [Harold] go the the park a lot. [Harold] is helping his son study. His name is [Robert].
[{('Emma', 'uncle', 'Robert'): [('Emma', 'mother', 'Tracy'), ('Tracy', 'brother', 'Robert')]}, {('Tracy', 'brother', 'Robert'): [('Tracy', 'father', 'Harold'), ('Harold', 'son', 'Robert')]}, {('Tracy', 'father', 'Harold'): [('Tracy', 'son', 'Kevin'), ('Kevin', 'grandfather', 'Harold')]}]
['mother', 'son', 'grandfather', 'son']