[Rich] and his son [Harry] went to the park to look for different kinds of birds. [Rich] was sad to learn that his sister [Katherine] was not going to make it to dinner like they had planned. [Katherine] misses her father [Scott] when she is at school.
('Harry', 'Scott')
[Rich] and his son [Harry] went to the park to look for different kinds of birds. [Rich] was sad to learn that his sister [Katherine] was not going to make it to dinner like they had planned. [Katherine] misses her father [Scott] when she is at school.
[{('Harry', 'grandfather', 'Scott'): [('Harry', 'father', 'Rich'), ('Rich', 'father', 'Scott')]}, {('Rich', 'father', 'Scott'): [('Rich', 'sister', 'Katherine'), ('Katherine', 'father', 'Scott')]}]