[Kevin] and his son [Antonio] are playing a father-son game of basketball. [Bobby] is waiting to go to dinner with his dad [Antonio]. [Kevin] and his grandfather [Harold] like to play chess together. [Tracy] liked to play hide and seek with her son [Bobby].
('Tracy', 'Harold')
[Tracy] liked to play hide and seek with her son [Bobby]. [Kevin] and his son [Antonio] are playing a father-son game of basketball. [Bobby] is waiting to go to dinner with his dad [Antonio]. [Kevin] and his grandfather [Harold] like to play chess together.
[{('Tracy', 'father', 'Harold'): [('Tracy', 'son', 'Kevin'), ('Kevin', 'grandfather', 'Harold')]}, {('Tracy', 'son', 'Kevin'): [('Tracy', 'son', 'Bobby'), ('Bobby', 'brother', 'Kevin')]}, {('Bobby', 'brother', 'Kevin'): [('Bobby', 'father', 'Antonio'), ('Antonio', 'son', 'Kevin')]}]
['son', 'father', 'son', 'grandfather']