[Robert] love his brother [Louis]. They are always playing together. [Tracy] took her nephew, [Allan], to go feed the ducks at the park. [Elsie] was having a hard time with her math homework, so she went to her brother [Allan] for help. [Allan] did n't seem to know either, so [Elsie] went to her father [Robert], as she was sure he could help.
('Louis', 'Tracy')
[Robert] love his brother [Louis]. They are always playing together. [Elsie] was having a hard time with her math homework, so she went to her brother [Allan] for help. [Allan] did n't seem to know either, so [Elsie] went to her father [Robert], as she was sure he could help. [Tracy] took her nephew, [Allan], to go feed the ducks at the park.
[{('Louis', 'sister', 'Tracy'): [('Louis', 'brother', 'Robert'), ('Robert', 'sister', 'Tracy')]}, {('Robert', 'sister', 'Tracy'): [('Robert', 'son', 'Allan'), ('Allan', 'aunt', 'Tracy')]}, {('Robert', 'son', 'Allan'): [('Robert', 'daughter', 'Elsie'), ('Elsie', 'brother', 'Allan')]}]
['brother', 'daughter', 'brother', 'aunt']