[Richard] made his moth [Cindy] a mother's day gift at school. [Francisco] met his son [Richard] for dinner. Unfortunately [Francisco]'s son [Wayne] could not attend.
('Wayne', 'Cindy')
[Francisco] met his son [Richard] for dinner. Unfortunately [Francisco]'s son [Wayne] could not attend. [Richard] made his moth [Cindy] a mother's day gift at school.
[{('Wayne', 'mother', 'Cindy'): [('Wayne', 'brother', 'Richard'), ('Richard', 'mother', 'Cindy')]}, {('Wayne', 'brother', 'Richard'): [('Wayne', 'father', 'Francisco'), ('Francisco', 'son', 'Richard')]}]
['father', 'son', 'mother']