[David] took his son [Troy], his sister [Michelle] and his mother [Emily] to Disney Land.
[David] took his son [Troy], his sister [Michelle] and his mother [Emily] to Disney Land.
[{('Michelle', 'mother', 'Emily'): [('Michelle', 'brother', 'David'), ('David', 'mother', 'Emily')]}, {('David', 'mother', 'Emily'): [('David', 'son', 'Troy'), ('Troy', 'grandmother', 'Emily')]}]