[Dorothy]'s sister, [Tracy], needed help with her dinner party. Thankfully, [Dorothy]'s daughter, [Heather], was eager to pitch in/ [Heather] is taking a trip to see her sister [Annie]. [Tracy] loves to watch stand up comedy with her brother. His name is [Louis].
('Louis', 'Annie')
[Tracy] loves to watch stand up comedy with her brother. His name is [Louis]. [Dorothy]'s sister, [Tracy], needed help with her dinner party. Thankfully, [Dorothy]'s daughter, [Heather], was eager to pitch in/ [Heather] is taking a trip to see her sister [Annie].
[{('Louis', 'niece', 'Annie'): [('Louis', 'sister', 'Dorothy'), ('Dorothy', 'daughter', 'Annie')]}, {('Louis', 'sister', 'Dorothy'): [('Louis', 'sister', 'Tracy'), ('Tracy', 'sister', 'Dorothy')]}, {('Dorothy', 'daughter', 'Annie'): [('Dorothy', 'daughter', 'Heather'), ('Heather', 'sister', 'Annie')]}]
['sister', 'sister', 'daughter', 'sister']