[Lynn]'s son [Clarence] missed seeing his mother on the weekends. [Lynn] is [James] 'daughter and they go shopping at least twice a week together. [Joshua] was delighted to watch his son [Clarence] steal third base in the Championship baseball game.
('Joshua', 'James')
[Joshua] was delighted to watch his son [Clarence] steal third base in the Championship baseball game. [Lynn]'s son [Clarence] missed seeing his mother on the weekends. [Lynn] is [James] 'daughter and they go shopping at least twice a week together.
[{('Joshua', 'father', 'James'): [('Joshua', 'son', 'Clarence'), ('Clarence', 'grandfather', 'James')]}, {('Clarence', 'grandfather', 'James'): [('Clarence', 'mother', 'Lynn'), ('Lynn', 'father', 'James')]}]
['son', 'mother', 'father']