[Hugh] and his sister [Lena] went to brunch today at the new diner. [Marie] was playing in the sandbox with her brother [Bobby]. [Hugh] owns a coffee shop that he loves. He works with his daughter [Marie] every single day.
('Lena', 'Bobby')
[Hugh] and his sister [Lena] went to brunch today at the new diner. [Hugh] owns a coffee shop that he loves. He works with his daughter [Marie] every single day. [Marie] was playing in the sandbox with her brother [Bobby].
[{('Lena', 'nephew', 'Bobby'): [('Lena', 'brother', 'Hugh'), ('Hugh', 'son', 'Bobby')]}, {('Hugh', 'son', 'Bobby'): [('Hugh', 'daughter', 'Marie'), ('Marie', 'brother', 'Bobby')]}]
['brother', 'daughter', 'brother']