[Pedro] bought a lovely bouquet of flowers for his wife, [Dorothy]. They were mostly roses, which are her favorite flower. [Pedro] and his brother [Antonio] like to go to the movies every weekend. [Beverly] has started to accompany her brother [Antonio] to the movies whenever he goes. [Dorothy] was unhappy with her son, [Roberto], and his grades. She enlisted a tutor to help him.
('Beverly', 'Roberto')
[Pedro] and his brother [Antonio] like to go to the movies every weekend. [Beverly] has started to accompany her brother [Antonio] to the movies whenever he goes. [Pedro] bought a lovely bouquet of flowers for his wife, [Dorothy]. They were mostly roses, which are her favorite flower. [Dorothy] was unhappy with her son, [Roberto], and his grades. She enlisted a tutor to help him.
[{('Beverly', 'nephew', 'Roberto'): [('Beverly', 'brother', 'Pedro'), ('Pedro', 'son', 'Roberto')]}, {('Pedro', 'son', 'Roberto'): [('Pedro', 'wife', 'Dorothy'), ('Dorothy', 'son', 'Roberto')]}, {('Beverly', 'brother', 'Pedro'): [('Beverly', 'brother', 'Antonio'), ('Antonio', 'brother', 'Pedro')]}]
['brother', 'brother', 'wife', 'son']