[Harold] and his daughter, [Dorothy] had tea. [Louis] is taking his son [Michael] out for coffee. [Dorothy] is coming to New York to visit her niece, [Jennifer]. [Jennifer] and her brother [Michael] went to the basketball game and had a great time.
('Louis', 'Harold')
[Louis] is taking his son [Michael] out for coffee. [Jennifer] and her brother [Michael] went to the basketball game and had a great time. [Dorothy] is coming to New York to visit her niece, [Jennifer]. [Harold] and his daughter, [Dorothy] had tea.
[{('Louis', 'father', 'Harold'): [('Louis', 'sister', 'Dorothy'), ('Dorothy', 'father', 'Harold')]}, {('Louis', 'sister', 'Dorothy'): [('Louis', 'daughter', 'Jennifer'), ('Jennifer', 'aunt', 'Dorothy')]}, {('Louis', 'daughter', 'Jennifer'): [('Louis', 'son', 'Michael'), ('Michael', 'sister', 'Jennifer')]}]
['son', 'sister', 'aunt', 'father']