[Joseph] likes to watch boxing with his brother. His name is [Don]. [Don] took his grandson [James] to the park He met his wife [Frances] there.
('Frances', 'Joseph')
[Don] took his grandson [James] to the park He met his wife [Frances] there. [Joseph] likes to watch boxing with his brother. His name is [Don].
[{('Frances', 'grandson', 'Joseph'): [('Frances', 'grandson', 'Don'), ('Don', 'brother', 'Joseph')]}, {('Frances', 'grandson', 'Don'): [('Frances', 'husband', 'James'), ('James', 'grandson', 'Don')]}]
['husband', 'grandson', 'brother']