[Hugh] was so excited to introduce his new girlfriend to his mother, [Frances]. [James] was sitting poolside with his wife [Frances]. [Joshua] went to the park with his father, [James].
('Joshua', 'Hugh')
[Joshua] went to the park with his father, [James]. [James] was sitting poolside with his wife [Frances]. [Hugh] was so excited to introduce his new girlfriend to his mother, [Frances].
[{('Joshua', 'brother', 'Hugh'): [('Joshua', 'father', 'James'), ('James', 'son', 'Hugh')]}, {('James', 'son', 'Hugh'): [('James', 'wife', 'Frances'), ('Frances', 'son', 'Hugh')]}]
['father', 'wife', 'son']