[Joshua] does not know he has a son named [Don]. [Felicia] was playing tag with her father [Joshua]. [James] came to watch the school play. His daughter's son [Don] held the lead role.
('Felicia', 'James')
[Felicia] was playing tag with her father [Joshua]. [Joshua] does not know he has a son named [Don]. [James] came to watch the school play. His daughter's son [Don] held the lead role.
[{('Felicia', 'grandfather', 'James'): [('Felicia', 'brother', 'Don'), ('Don', 'grandfather', 'James')]}, {('Felicia', 'brother', 'Don'): [('Felicia', 'father', 'Joshua'), ('Joshua', 'son', 'Don')]}]
['father', 'son', 'grandfather']