[Lynn] asked her son [Don] to take her car to get the oil changed and he said he would be there around 2 o'clock. [Cindy] was eating dinner with her sister [Lynn]. [Cindy]'s brother [Hugh] was n't invited.
('Don', 'Hugh')
[Lynn] asked her son [Don] to take her car to get the oil changed and he said he would be there around 2 o'clock. [Cindy] was eating dinner with her sister [Lynn]. [Cindy]'s brother [Hugh] was n't invited.
[{('Don', 'uncle', 'Hugh'): [('Don', 'mother', 'Lynn'), ('Lynn', 'brother', 'Hugh')]}, {('Lynn', 'brother', 'Hugh'): [('Lynn', 'sister', 'Cindy'), ('Cindy', 'brother', 'Hugh')]}]
['mother', 'sister', 'brother']