[Nicholas] has a daughter names [Emily], she just turned 25. He also has a son, [Emily]'s brother [Milton], he just turned 20.
('Nicholas', 'Milton')
[Nicholas] has a daughter names [Emily], she just turned 25. He also has a son, [Emily]'s brother [Milton], he just turned 20.
[{('Nicholas', 'son', 'Milton'): [('Nicholas', 'daughter', 'Emily'), ('Emily', 'brother', 'Milton')]}]
['daughter', 'brother']