[Kevin] enjoys the company of his sibling [Heidi]. [Kevin] is one of [Louise]'s brothers. They have lots of fun together.
('Louise', 'Heidi')
[Kevin] is one of [Louise]'s brothers. They have lots of fun together. [Kevin] enjoys the company of his sibling [Heidi].
[{('Louise', 'sister', 'Heidi'): [('Louise', 'brother', 'Kevin'), ('Kevin', 'sister', 'Heidi')]}]
['brother', 'sister']