[Dorothy] picked up her daughter [Cheryl] from school early. [Annie] and her husband [Jeffrey] had their 20th wedding anniversary Saturday. [Jeffrey] and his brother [James] baked chocolate chip cookies for [Cheryl], [James]'s sister.
('Annie', 'Dorothy')
[Annie] and her husband [Jeffrey] had their 20th wedding anniversary Saturday. [Jeffrey] and his brother [James] baked chocolate chip cookies for [Cheryl], [James]'s sister. [Dorothy] picked up her daughter [Cheryl] from school early.
[{('Annie', 'mother-in-law', 'Dorothy'): [('Annie', 'husband', 'Jeffrey'), ('Jeffrey', 'mother', 'Dorothy')]}, {('Jeffrey', 'mother', 'Dorothy'): [('Jeffrey', 'sister', 'Cheryl'), ('Cheryl', 'mother', 'Dorothy')]}, {('Jeffrey', 'sister', 'Cheryl'): [('Jeffrey', 'brother', 'James'), ('James', 'sister', 'Cheryl')]}]
['husband', 'brother', 'sister', 'mother']