[Roy] wants to take his son [Herman] shopping. [James] is looking forward to his special dinner with his dad [Herman].
('James', 'Roy')
[Roy] wants to take his son [Herman] shopping. [James] is looking forward to his special dinner with his dad [Herman].
[{('James', 'grandfather', 'Roy'): [('James', 'father', 'Herman'), ('Herman', 'father', 'Roy')]}]