[James] and his brother [Jeffrey] are fighting again. [Rebecca] and [Jeffrey] are siblings and best friends. They do everything together. Sometimes [Rebecca] invites her mom, [Dorothy]. [Robert] went to visit his sister [Dorothy] to the hospital last week.
('Robert', 'James')
[Robert] went to visit his sister [Dorothy] to the hospital last week. [Rebecca] and [Jeffrey] are siblings and best friends. They do everything together. Sometimes [Rebecca] invites her mom, [Dorothy]. [James] and his brother [Jeffrey] are fighting again.
[{('Robert', 'nephew', 'James'): [('Robert', 'sister', 'Dorothy'), ('Dorothy', 'son', 'James')]}, {('Dorothy', 'son', 'James'): [('Dorothy', 'son', 'Jeffrey'), ('Jeffrey', 'brother', 'James')]}, {('Dorothy', 'son', 'Jeffrey'): [('Dorothy', 'daughter', 'Rebecca'), ('Rebecca', 'brother', 'Jeffrey')]}]
['sister', 'daughter', 'brother', 'brother']