Everyone said [John] looked just like his father, [George]. They had the same build, facial features, and even combed their hair in a similar style. [George] is taking his son [Douglas] on a camping trip for the weekend.
('Douglas', 'John')
[George] is taking his son [Douglas] on a camping trip for the weekend. Everyone said [John] looked just like his father, [George]. They had the same build, facial features, and even combed their hair in a similar style.
[{('Douglas', 'brother', 'John'): [('Douglas', 'father', 'George'), ('George', 'son', 'John')]}]
['father', 'son']