[Robert]'s wife, [Marie], planned a surprise visit to her friends [Angelica] loves to go hunting with her uncle [Antonio]. He is teaching her all the tricks. [Marie]'s daughter, [Angelica], just graduated high school. [Antonio] asked his father, [Harold], to help him with his math homework. [Harold] could n't, because he was lousy at math himself.
('Robert', 'Harold')
[Robert]'s wife, [Marie], planned a surprise visit to her friends [Marie]'s daughter, [Angelica], just graduated high school. [Angelica] loves to go hunting with her uncle [Antonio]. He is teaching her all the tricks. [Antonio] asked his father, [Harold], to help him with his math homework. [Harold] could n't, because he was lousy at math himself.
[{('Robert', 'father-in-law', 'Harold'): [('Robert', 'wife', 'Marie'), ('Marie', 'father', 'Harold')]}, {('Marie', 'father', 'Harold'): [('Marie', 'brother', 'Antonio'), ('Antonio', 'father', 'Harold')]}, {('Marie', 'brother', 'Antonio'): [('Marie', 'daughter', 'Angelica'), ('Angelica', 'uncle', 'Antonio')]}]
['wife', 'daughter', 'uncle', 'father']