[Scott] went to the park with her sons [James] and [Matthew]. [Matthew] called his sister [Michelle] to let her know.
('Scott', 'Michelle')
[Scott] went to the park with her sons [James] and [Matthew]. [Matthew] called his sister [Michelle] to let her know.
[{('Scott', 'daughter', 'Michelle'): [('Scott', 'son', 'Matthew'), ('Matthew', 'sister', 'Michelle')]}, {('Matthew', 'sister', 'Michelle'): [('Matthew', 'brother', 'James'), ('James', 'sister', 'Michelle')]}]