[Jeffrey] is love by his father [Pedro]. [Roberto] loves his brother [Jeffrey]. [Dorothy] took her sister [Beverly] out for dinner to celebrate her birthday. [Pedro] and [Dorothy] celebrated their one year anniversary of marriage today.
('Beverly', 'Roberto')
[Dorothy] took her sister [Beverly] out for dinner to celebrate her birthday. [Pedro] and [Dorothy] celebrated their one year anniversary of marriage today. [Jeffrey] is love by his father [Pedro]. [Roberto] loves his brother [Jeffrey].
[{('Beverly', 'nephew', 'Roberto'): [('Beverly', 'sister', 'Dorothy'), ('Dorothy', 'son', 'Roberto')]}, {('Dorothy', 'son', 'Roberto'): [('Dorothy', 'husband', 'Pedro'), ('Pedro', 'son', 'Roberto')]}, {('Pedro', 'son', 'Roberto'): [('Pedro', 'son', 'Jeffrey'), ('Jeffrey', 'brother', 'Roberto')]}]
['sister', 'husband', 'son', 'brother']