[Cheryl] took her uncle [Antonio] to the grocery store. [Pedro] is taking a walk with his daughters [Cheryl] and [Rebecca]. [Antonio]'s father, [Harold], bought him some ice cream.
('Rebecca', 'Harold')
[Pedro] is taking a walk with his daughters [Cheryl] and [Rebecca]. [Cheryl] took her uncle [Antonio] to the grocery store. [Antonio]'s father, [Harold], bought him some ice cream.
[{('Rebecca', 'grandfather', 'Harold'): [('Rebecca', 'father', 'Pedro'), ('Pedro', 'father', 'Harold')]}, {('Pedro', 'father', 'Harold'): [('Pedro', 'brother', 'Antonio'), ('Antonio', 'father', 'Harold')]}, {('Pedro', 'brother', 'Antonio'): [('Pedro', 'daughter', 'Cheryl'), ('Cheryl', 'uncle', 'Antonio')]}]
['father', 'daughter', 'uncle', 'father']