[Eugene] went to dinner with his daughter [Rebekah] and his father [Joseph]. [Rebekah] went to dinner with her daughter [Bonnie]. They then went to the park afterwards.
[Rebekah] went to dinner with her daughter [Bonnie]. They then went to the park afterwards. [Eugene] went to dinner with his daughter [Rebekah] and his father [Joseph].
[{('Bonnie', 'father', 'Joseph'): [('Bonnie', 'daughter', 'Rebekah'), ('Rebekah', 'grandfather', 'Joseph')]}, {('Rebekah', 'grandfather', 'Joseph'): [('Rebekah', 'father', 'Eugene'), ('Eugene', 'father', 'Joseph')]}]