[Aaron] was enjoying the delicious meal prepared by his mother [Tracy]. [Shantel] bought a present for her grandson [Michael] [Tracy] was playing in the sandbox with her brother [Louis]. [Louis] decided to take his son, [Michael], on a ski vacation.
('Aaron', 'Shantel')
[Aaron] was enjoying the delicious meal prepared by his mother [Tracy]. [Tracy] was playing in the sandbox with her brother [Louis]. [Louis] decided to take his son, [Michael], on a ski vacation. [Shantel] bought a present for her grandson [Michael]
[{('Aaron', 'grandmother', 'Shantel'): [('Aaron', 'mother', 'Tracy'), ('Tracy', 'mother', 'Shantel')]}, {('Tracy', 'mother', 'Shantel'): [('Tracy', 'brother', 'Louis'), ('Louis', 'mother', 'Shantel')]}, {('Louis', 'mother', 'Shantel'): [('Louis', 'son', 'Michael'), ('Michael', 'grandmother', 'Shantel')]}]
['mother', 'brother', 'son', 'grandmother']