[Pete] 'grandfather [James] could n't figure how to turn the television on so [Pete] helped him. [Cindy] and her brother [Hugh] sat down together to clip coupons. [Cindy]'s son called [Pete] is good and intelligent boy
('Hugh', 'James')
[Cindy] and her brother [Hugh] sat down together to clip coupons. [Cindy]'s son called [Pete] is good and intelligent boy [Pete] 'grandfather [James] could n't figure how to turn the television on so [Pete] helped him.
[{('Hugh', 'father', 'James'): [('Hugh', 'sister', 'Cindy'), ('Cindy', 'father', 'James')]}, {('Cindy', 'father', 'James'): [('Cindy', 'son', 'Pete'), ('Pete', 'grandfather', 'James')]}]
['sister', 'son', 'grandfather']