[Chris] liked to play games with his sister, [Pamela]. [Lena] and her husband [Wesley] had their 20th wedding anniversary Saturday. [Chris] asked his father, [Wesley] to help him build a birdhouse.
('Lena', 'Pamela')
[Lena] and her husband [Wesley] had their 20th wedding anniversary Saturday. [Chris] asked his father, [Wesley] to help him build a birdhouse. [Chris] liked to play games with his sister, [Pamela].
[{('Lena', 'daughter', 'Pamela'): [('Lena', 'son', 'Chris'), ('Chris', 'sister', 'Pamela')]}, {('Lena', 'son', 'Chris'): [('Lena', 'husband', 'Wesley'), ('Wesley', 'son', 'Chris')]}]
['husband', 'son', 'sister']