[Frances] took her son, [Wesley], to the movie theater for his birthday. [Lynn]'s mother [Frances] went to pick up [Andrea]. [Andrea]'s mother, [Lynn], could n't be there to pick up [Andrea].
('Andrea', 'Wesley')
[Lynn]'s mother [Frances] went to pick up [Andrea]. [Andrea]'s mother, [Lynn], could n't be there to pick up [Andrea]. [Frances] took her son, [Wesley], to the movie theater for his birthday.
[{('Andrea', 'uncle', 'Wesley'): [('Andrea', 'mother', 'Lynn'), ('Lynn', 'brother', 'Wesley')]}, {('Lynn', 'brother', 'Wesley'): [('Lynn', 'mother', 'Frances'), ('Frances', 'son', 'Wesley')]}]
['mother', 'mother', 'son']