[Robert] always enjoyed playing with his sister, [Tracy], when they were growing up. [Allan]'s father, [Robert], recently had a falling out with each other. [Harold] has two young children, a son named [Louis] and a daughter named [Tracy].
('Allan', 'Louis')
[Allan]'s father, [Robert], recently had a falling out with each other. [Robert] always enjoyed playing with his sister, [Tracy], when they were growing up. [Harold] has two young children, a son named [Louis] and a daughter named [Tracy].
[{('Allan', 'uncle', 'Louis'): [('Allan', 'father', 'Robert'), ('Robert', 'brother', 'Louis')]}, {('Robert', 'brother', 'Louis'): [('Robert', 'father', 'Harold'), ('Harold', 'son', 'Louis')]}, {('Robert', 'father', 'Harold'): [('Robert', 'sister', 'Tracy'), ('Tracy', 'father', 'Harold')]}]
['father', 'sister', 'father', 'son']