[David] loves to make cookies for her son. His name is [Bobby]. [Johnson] id [David]'s only child. They have a really strong bond. They spend a lot of their free time together. [Marie] and [Bobby] had a picnic at the park. They had sandwiches and salad.
('Johnson', 'Marie')
[Johnson] id [David]'s only child. They have a really strong bond. They spend a lot of their free time together. [David] loves to make cookies for her son. His name is [Bobby]. [Marie] and [Bobby] had a picnic at the park. They had sandwiches and salad.
[{('Johnson', 'sister', 'Marie'): [('Johnson', 'brother', 'Bobby'), ('Bobby', 'sister', 'Marie')]}, {('Johnson', 'brother', 'Bobby'): [('Johnson', 'mother', 'David'), ('David', 'son', 'Bobby')]}]
['mother', 'son', 'sister']