[Jeffrey] and his son [Pedro] are going to eat lunch with [Shantel], [Jeffrey]'s grandmother. [Shantel] made meatballs with her daughter [Tracy]. [Tracy]'s daughter [Laura] was cooking the pasta.
('Pedro', 'Laura')
[Jeffrey] and his son [Pedro] are going to eat lunch with [Shantel], [Jeffrey]'s grandmother. [Shantel] made meatballs with her daughter [Tracy]. [Tracy]'s daughter [Laura] was cooking the pasta.
[{('Pedro', 'niece', 'Laura'): [('Pedro', 'sister', 'Tracy'), ('Tracy', 'daughter', 'Laura')]}, {('Pedro', 'sister', 'Tracy'): [('Pedro', 'mother', 'Shantel'), ('Shantel', 'daughter', 'Tracy')]}, {('Pedro', 'mother', 'Shantel'): [('Pedro', 'son', 'Jeffrey'), ('Jeffrey', 'grandmother', 'Shantel')]}]
['son', 'grandmother', 'daughter', 'daughter']