[Katherine] is [Scott] 'daughter and they go shopping at least twice a week together. [Rich] and his father [Scott] went jogging by the lake. [Rich] and his daughter [Cheryl] are planning a trip to the mountains. They have n't been in almost 10 years.
('Katherine', 'Cheryl')
[Katherine] is [Scott] 'daughter and they go shopping at least twice a week together. [Rich] and his father [Scott] went jogging by the lake. [Rich] and his daughter [Cheryl] are planning a trip to the mountains. They have n't been in almost 10 years.
[{('Katherine', 'niece', 'Cheryl'): [('Katherine', 'brother', 'Rich'), ('Rich', 'daughter', 'Cheryl')]}, {('Katherine', 'brother', 'Rich'): [('Katherine', 'father', 'Scott'), ('Scott', 'son', 'Rich')]}]