[Annie] was sewing a sweater for her sister [Heather]. [Harold] invited his granddaughter [Rebecca] to eatt ice cream at her favorite place. [Pedro] visited his daughter, [Rebecca], for Christmas this year. [Pedro] went to pick up his daughter [Heather] from school on the last day before summer vacation.
('Harold', 'Annie')
[Harold] invited his granddaughter [Rebecca] to eatt ice cream at her favorite place. [Pedro] visited his daughter, [Rebecca], for Christmas this year. [Pedro] went to pick up his daughter [Heather] from school on the last day before summer vacation. [Annie] was sewing a sweater for her sister [Heather].
[{('Harold', 'granddaughter', 'Annie'): [('Harold', 'granddaughter', 'Heather'), ('Heather', 'sister', 'Annie')]}, {('Harold', 'granddaughter', 'Heather'): [('Harold', 'granddaughter', 'Rebecca'), ('Rebecca', 'sister', 'Heather')]}, {('Rebecca', 'sister', 'Heather'): [('Rebecca', 'father', 'Pedro'), ('Pedro', 'daughter', 'Heather')]}]
['granddaughter', 'father', 'daughter', 'sister']