[Ashley] baked a cake for her son [Nicholas]. [Ashley] took her daughter [Theresa] to school during the cold winter morning.
('Theresa', 'Nicholas')
[Ashley] took her daughter [Theresa] to school during the cold winter morning. [Ashley] baked a cake for her son [Nicholas].
[{('Theresa', 'brother', 'Nicholas'): [('Theresa', 'mother', 'Ashley'), ('Ashley', 'son', 'Nicholas')]}]
['mother', 'son']