[Annie] met her dad, [Pedro], for the first time when he returned from deployment. [Robert] invited both his brothers, [Pedro] and [Antonio], over for dinner. [Robert] invited his father [Harold] as well.
('Annie', 'Harold')
[Annie] met her dad, [Pedro], for the first time when he returned from deployment. [Robert] invited both his brothers, [Pedro] and [Antonio], over for dinner. [Robert] invited his father [Harold] as well.
[{('Annie', 'grandfather', 'Harold'): [('Annie', 'father', 'Pedro'), ('Pedro', 'father', 'Harold')]}, {('Pedro', 'father', 'Harold'): [('Pedro', 'brother', 'Antonio'), ('Antonio', 'father', 'Harold')]}, {('Pedro', 'brother', 'Antonio'): [('Pedro', 'brother', 'Robert'), ('Robert', 'brother', 'Antonio')]}]
['father', 'brother', 'brother', 'father']