[Robert] and his father [Wayne] went to the golf course in town on Saturday and had a great time. [Robert]'s sister, [Heidi], was so happy to have him home. He was home from college.
('Wayne', 'Heidi')
[Robert] and his father [Wayne] went to the golf course in town on Saturday and had a great time. [Robert]'s sister, [Heidi], was so happy to have him home. He was home from college.
[{('Wayne', 'daughter', 'Heidi'): [('Wayne', 'son', 'Robert'), ('Robert', 'sister', 'Heidi')]}]
['son', 'sister']