[Michael] and her sister [Nicole] decided to take a trip to Mexico together. [Louis] took his daughter [Karen] out for ice cream. His other daughter, [Nicole], was still in school and could not go. [Tracy] loves playing checkers with her sister's son. His name is [Michael].
('Karen', 'Tracy')
[Louis] took his daughter [Karen] out for ice cream. His other daughter, [Nicole], was still in school and could not go. [Michael] and her sister [Nicole] decided to take a trip to Mexico together. [Tracy] loves playing checkers with her sister's son. His name is [Michael].
[{('Karen', 'aunt', 'Tracy'): [('Karen', 'father', 'Louis'), ('Louis', 'sister', 'Tracy')]}, {('Louis', 'sister', 'Tracy'): [('Louis', 'son', 'Michael'), ('Michael', 'aunt', 'Tracy')]}, {('Louis', 'son', 'Michael'): [('Louis', 'daughter', 'Nicole'), ('Nicole', 'brother', 'Michael')]}]
['father', 'daughter', 'brother', 'aunt']