[Leonard] made a pie for his sister [Natasha]. He learned the recipe from his mother [Cindy]. [Natasha] invited her grandfather [James] to the movies last weekend. [James] and [Natasha] had a great time together.
('Cindy', 'James')
[Leonard] made a pie for his sister [Natasha]. He learned the recipe from his mother [Cindy]. [Natasha] invited her grandfather [James] to the movies last weekend. [James] and [Natasha] had a great time together.
[{('Cindy', 'father', 'James'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'grandfather', 'James')]}, {('Leonard', 'grandfather', 'James'): [('Leonard', 'sister', 'Natasha'), ('Natasha', 'grandfather', 'James')]}]
['son', 'sister', 'grandfather']