[Jeffrey] went to the mall with his brother [James] and younger sister [Rebecca]. Inside Best Buy, [James] bumped into his grandfather [Harold], buying a TV. [Jeffrey] went to visit his sister [Rebecca] to the hospital last week.
('Jeffrey', 'Harold')
[Jeffrey] went to visit his sister [Rebecca] to the hospital last week. [Jeffrey] went to the mall with his brother [James] and younger sister [Rebecca]. Inside Best Buy, [James] bumped into his grandfather [Harold], buying a TV.
[{('Jeffrey', 'grandfather', 'Harold'): [('Jeffrey', 'sister', 'Rebecca'), ('Rebecca', 'grandfather', 'Harold')]}, {('Rebecca', 'grandfather', 'Harold'): [('Rebecca', 'brother', 'James'), ('James', 'grandfather', 'Harold')]}, {('Rebecca', 'brother', 'James'): [('Rebecca', 'brother', 'Jeffrey'), ('Jeffrey', 'brother', 'James')]}]
['sister', 'brother', 'brother', 'grandfather']