[Dorothy] is taking he son [Jeffrey] and her daughter [Rebecca] to the park. [Jeffrey] and his brother [James] are constantly trying to one up each other. [Harold] picked up his granddaughter, [Rebecca], from gymnastics.
('Harold', 'James')
[Harold] picked up his granddaughter, [Rebecca], from gymnastics. [Dorothy] is taking he son [Jeffrey] and her daughter [Rebecca] to the park. [Jeffrey] and his brother [James] are constantly trying to one up each other.
[{('Harold', 'grandson', 'James'): [('Harold', 'granddaughter', 'Rebecca'), ('Rebecca', 'brother', 'James')]}, {('Rebecca', 'brother', 'James'): [('Rebecca', 'mother', 'Dorothy'), ('Dorothy', 'son', 'James')]}, {('Dorothy', 'son', 'James'): [('Dorothy', 'son', 'Jeffrey'), ('Jeffrey', 'brother', 'James')]}]
['granddaughter', 'mother', 'son', 'brother']