[Andrea] loves her brother [Don]. [Joshua]'s mother [Frances] made an apple pie for [Joshua]'s son [Don].
('Andrea', 'Frances')
[Andrea] loves her brother [Don]. [Joshua]'s mother [Frances] made an apple pie for [Joshua]'s son [Don].
[{('Andrea', 'grandmother', 'Frances'): [('Andrea', 'father', 'Joshua'), ('Joshua', 'mother', 'Frances')]}, {('Andrea', 'father', 'Joshua'): [('Andrea', 'brother', 'Don'), ('Don', 'father', 'Joshua')]}]
['brother', 'father', 'mother']