[James] is taking his son [Richard] out for coffee. [James] and his son [Glenn] went to the park to look for different kinds of birds. [Richard] invited his uncle [Matthew] to dinner
('Glenn', 'Matthew')
[James] and his son [Glenn] went to the park to look for different kinds of birds. [James] is taking his son [Richard] out for coffee. [Richard] invited his uncle [Matthew] to dinner
[{('Glenn', 'uncle', 'Matthew'): [('Glenn', 'father', 'James'), ('James', 'brother', 'Matthew')]}, {('James', 'brother', 'Matthew'): [('James', 'son', 'Richard'), ('Richard', 'uncle', 'Matthew')]}]