[Helen] prepared a three course meal for her sister, [Alma], and her brother, [John]. Since there was so much food cooked, [Alma] invited her daughter, [Claudia], to come along and join the feast.
('John', 'Claudia')
[Helen] prepared a three course meal for her sister, [Alma], and her brother, [John]. Since there was so much food cooked, [Alma] invited her daughter, [Claudia], to come along and join the feast.
[{('John', 'niece', 'Claudia'): [('John', 'sister', 'Alma'), ('Alma', 'daughter', 'Claudia')]}, {('John', 'sister', 'Alma'): [('John', 'sister', 'Helen'), ('Helen', 'sister', 'Alma')]}]