[David] took her son [Johnson] to the park for the afternoon. [Johnson]'s aunt, [Lena], bought him a car on valentines [Hugh] bought a lovely bouquet of flowers for his wife, [David]. They were mostly roses, which are her favorite flower.
('Hugh', 'Lena')
[Hugh] bought a lovely bouquet of flowers for his wife, [David]. They were mostly roses, which are her favorite flower. [David] took her son [Johnson] to the park for the afternoon. [Johnson]'s aunt, [Lena], bought him a car on valentines
[{('Hugh', 'sister', 'Lena'): [('Hugh', 'son', 'Johnson'), ('Johnson', 'aunt', 'Lena')]}, {('Hugh', 'son', 'Johnson'): [('Hugh', 'wife', 'David'), ('David', 'son', 'Johnson')]}]
['wife', 'son', 'aunt']