[Ronald] liked to play games with his sister, [Michelle]. [Robert] received a present from his mother [Shantel]. He did n't want it, though, so he decided to give it to his son [Allan]. [Michelle] called her brother, [Allan], up to see how he was doing after surgery.
('Ronald', 'Shantel')
[Ronald] liked to play games with his sister, [Michelle]. [Michelle] called her brother, [Allan], up to see how he was doing after surgery. [Robert] received a present from his mother [Shantel]. He did n't want it, though, so he decided to give it to his son [Allan].
[{('Ronald', 'grandmother', 'Shantel'): [('Ronald', 'father', 'Robert'), ('Robert', 'mother', 'Shantel')]}, {('Ronald', 'father', 'Robert'): [('Ronald', 'brother', 'Allan'), ('Allan', 'father', 'Robert')]}, {('Ronald', 'brother', 'Allan'): [('Ronald', 'sister', 'Michelle'), ('Michelle', 'brother', 'Allan')]}]
['sister', 'brother', 'father', 'mother']