[Jeffrey] is a man with a brother named [James]. [James]'s mother, [Dorothy], just got her citizenship. [Pedro] and his son [Jeffrey] were going out for lunch. [Rebecca] asked her father, [Pedro], if she could come too.
('Rebecca', 'Dorothy')
[Pedro] and his son [Jeffrey] were going out for lunch. [Rebecca] asked her father, [Pedro], if she could come too. [Jeffrey] is a man with a brother named [James]. [James]'s mother, [Dorothy], just got her citizenship.
[{('Rebecca', 'mother', 'Dorothy'): [('Rebecca', 'brother', 'James'), ('James', 'mother', 'Dorothy')]}, {('Rebecca', 'brother', 'James'): [('Rebecca', 'brother', 'Jeffrey'), ('Jeffrey', 'brother', 'James')]}, {('Rebecca', 'brother', 'Jeffrey'): [('Rebecca', 'father', 'Pedro'), ('Pedro', 'son', 'Jeffrey')]}]
['father', 'son', 'brother', 'mother']