[Wesley] and his brother [Joshua] were speaking to their mother [Frances]. [Joshua] then received a text from his son [Don].
('Don', 'Frances')
[Wesley] and his brother [Joshua] were speaking to their mother [Frances]. [Joshua] then received a text from his son [Don].
[{('Don', 'grandmother', 'Frances'): [('Don', 'father', 'Joshua'), ('Joshua', 'mother', 'Frances')]}, {('Joshua', 'mother', 'Frances'): [('Joshua', 'brother', 'Wesley'), ('Wesley', 'mother', 'Frances')]}]
['father', 'brother', 'mother']