[Diana] was always arguing with her mother's husband [James]. [Rose] and her son [Casey] went to visit [Rose]'s mother [Sandra] in the hospital. [Casey] got his son, [James], a car for his birthday.
[Casey] got his son, [James], a car for his birthday. [Rose] and her son [Casey] went to visit [Rose]'s mother [Sandra] in the hospital.
[{('James', 'mother', 'Sandra'): [('James', 'son', 'Casey'), ('Casey', 'grandmother', 'Sandra')]}, {('Casey', 'grandmother', 'Sandra'): [('Casey', 'mother', 'Rose'), ('Rose', 'mother', 'Sandra')]}]