[James] came to watch the school play. His daughter's son [Leonard] held the lead role. [Lena] has a good relationship with her sister [Cindy]. [Cindy] and her son [Leonard] enjoy spending time together.
('Lena', 'James')
[Lena] has a good relationship with her sister [Cindy]. [Cindy] and her son [Leonard] enjoy spending time together. [James] came to watch the school play. His daughter's son [Leonard] held the lead role.
[{('Lena', 'father', 'James'): [('Lena', 'sister', 'Cindy'), ('Cindy', 'father', 'James')]}, {('Cindy', 'father', 'James'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'grandfather', 'James')]}]
['sister', 'son', 'grandfather']