[Andrea] went with her brother [Don] to the mall to buy some new candles. [James] took his son [Joshua] out to dinner to celebrate his promotion. [Joshua] brought his son, [Don], along to celebrate.
('James', 'Andrea')
[James] took his son [Joshua] out to dinner to celebrate his promotion. [Joshua] brought his son, [Don], along to celebrate. [Andrea] went with her brother [Don] to the mall to buy some new candles.
[{('James', 'granddaughter', 'Andrea'): [('James', 'son', 'Joshua'), ('Joshua', 'daughter', 'Andrea')]}, {('Joshua', 'daughter', 'Andrea'): [('Joshua', 'son', 'Don'), ('Don', 'sister', 'Andrea')]}]
['son', 'son', 'sister']