[Jennifer] called her mother [Beverly] to let her know she will be back home soon. [Harold] held his Granddaughter [Emma] for the first time, and his son [Antonio] watched with excitement [Beverly] was playing in the sandbox with her brother [Antonio].
('Jennifer', 'Harold')
[Jennifer] called her mother [Beverly] to let her know she will be back home soon. [Beverly] was playing in the sandbox with her brother [Antonio]. [Harold] held his Granddaughter [Emma] for the first time, and his son [Antonio] watched with excitement
[{('Jennifer', 'grandfather', 'Harold'): [('Jennifer', 'mother', 'Beverly'), ('Beverly', 'father', 'Harold')]}, {('Beverly', 'father', 'Harold'): [('Beverly', 'brother', 'Antonio'), ('Antonio', 'father', 'Harold')]}, {('Antonio', 'father', 'Harold'): [('Antonio', 'daughter', 'Emma'), ('Emma', 'grandfather', 'Harold')]}]
['mother', 'brother', 'daughter', 'grandfather']