[Johnson] and his brother [Bobby] went out for lunch. [Johnson] had a burger, and [Bobby] had a chicken sandwich. [James] wanted his son, [Hugh], to go fishing with him. [Bobby]'s father, [Hugh], bought him some ice cream.
('Johnson', 'James')
[Johnson] and his brother [Bobby] went out for lunch. [Johnson] had a burger, and [Bobby] had a chicken sandwich. [Bobby]'s father, [Hugh], bought him some ice cream. [James] wanted his son, [Hugh], to go fishing with him.
[{('Johnson', 'grandfather', 'James'): [('Johnson', 'brother', 'Bobby'), ('Bobby', 'grandfather', 'James')]}, {('Bobby', 'grandfather', 'James'): [('Bobby', 'father', 'Hugh'), ('Hugh', 'father', 'James')]}]
['brother', 'father', 'father']