[James] and his sister [Cheryl] stood in line at the fair. [Pedro] and his wife [Dorothy] are picking up [Pedro]'s son [Cheryl] from her first day of school. [Jeffrey] bought a new refrigerator for his mother [Dorothy].
('Jeffrey', 'James')
[Jeffrey] bought a new refrigerator for his mother [Dorothy]. [Pedro] and his wife [Dorothy] are picking up [Pedro]'s son [Cheryl] from her first day of school. [James] and his sister [Cheryl] stood in line at the fair.
[{('Jeffrey', 'brother', 'James'): [('Jeffrey', 'mother', 'Dorothy'), ('Dorothy', 'son', 'James')]}, {('Dorothy', 'son', 'James'): [('Dorothy', 'daughter', 'Cheryl'), ('Cheryl', 'brother', 'James')]}, {('Dorothy', 'daughter', 'Cheryl'): [('Dorothy', 'husband', 'Pedro'), ('Pedro', 'daughter', 'Cheryl')]}]
['mother', 'husband', 'daughter', 'brother']