[Rich] and his mother [Latisha] went shopping. [Rich]'s sister [Katherine] and her daughter [Melissa] wished they could have tagged along.
('Melissa', 'Latisha')
[Rich] and his mother [Latisha] went shopping. [Rich]'s sister [Katherine] and her daughter [Melissa] wished they could have tagged along.
[{('Melissa', 'grandmother', 'Latisha'): [('Melissa', 'mother', 'Katherine'), ('Katherine', 'mother', 'Latisha')]}, {('Katherine', 'mother', 'Latisha'): [('Katherine', 'brother', 'Rich'), ('Rich', 'mother', 'Latisha')]}]