[Frances] took her daughter, [Lynn], out for pizza. [Joseph], [Lynn]'s son, came too. [Frances] cooked her son [Wesley] his favorite meal yesterday because it was his birthday.
('Wesley', 'Joseph')
[Frances] cooked her son [Wesley] his favorite meal yesterday because it was his birthday. [Frances] took her daughter, [Lynn], out for pizza. [Joseph], [Lynn]'s son, came too.
[{('Wesley', 'nephew', 'Joseph'): [('Wesley', 'sister', 'Lynn'), ('Lynn', 'son', 'Joseph')]}, {('Wesley', 'sister', 'Lynn'): [('Wesley', 'mother', 'Frances'), ('Frances', 'daughter', 'Lynn')]}]
['mother', 'daughter', 'son']