[Linda] took her brother [Jacob] to work Monday because his car was in the shop getting a tune up. [Linda] called her mother [Nancy] to let her know she will be back home soon.
('Jacob', 'Nancy')
[Linda] took her brother [Jacob] to work Monday because his car was in the shop getting a tune up. [Linda] called her mother [Nancy] to let her know she will be back home soon.
[{('Jacob', 'mother', 'Nancy'): [('Jacob', 'sister', 'Linda'), ('Linda', 'mother', 'Nancy')]}]
['sister', 'mother']