[Michael] was angry with his brother [Johnson] for forgetting to pick him up from school. [Johnson] is a sibling of [Brandon]. [Brandon]'s father, [Hugh], bought him some ice cream.
('Michael', 'Hugh')
[Michael] was angry with his brother [Johnson] for forgetting to pick him up from school. [Johnson] is a sibling of [Brandon]. [Brandon]'s father, [Hugh], bought him some ice cream.
[{('Michael', 'father', 'Hugh'): [('Michael', 'brother', 'Johnson'), ('Johnson', 'father', 'Hugh')]}, {('Johnson', 'father', 'Hugh'): [('Johnson', 'brother', 'Brandon'), ('Brandon', 'father', 'Hugh')]}]
['brother', 'brother', 'father']