[Lynn] is getting married. She is looking forward to her sister, [Lena], attending. They have n't seen each other since [Lena] relocated to California with her husband 3 years ago. [Hugh] took his sister [Lynn] and his brother [Joshua] out to dinner for their birthday last night and they had a great time.
('Joshua', 'Lena')
[Hugh] took his sister [Lynn] and his brother [Joshua] out to dinner for their birthday last night and they had a great time. [Lynn] is getting married. She is looking forward to her sister, [Lena], attending. They have n't seen each other since [Lena] relocated to California with her husband 3 years ago.
[{('Joshua', 'sister', 'Lena'): [('Joshua', 'brother', 'Hugh'), ('Hugh', 'sister', 'Lena')]}, {('Hugh', 'sister', 'Lena'): [('Hugh', 'sister', 'Lynn'), ('Lynn', 'sister', 'Lena')]}]
['brother', 'sister', 'sister']