[Richard] took his son [Edwin] out to play gold later that night. [Marilyn] and her son [Richard] went to visit [Marilyn]'s mother [Emily] in the hospital.
[Richard] took his son [Edwin] out to play gold later that night. [Marilyn] and her son [Richard] went to visit [Marilyn]'s mother [Emily] in the hospital.
[{('Edwin', 'mother', 'Emily'): [('Edwin', 'son', 'Richard'), ('Richard', 'grandmother', 'Emily')]}, {('Richard', 'grandmother', 'Emily'): [('Richard', 'mother', 'Marilyn'), ('Marilyn', 'mother', 'Emily')]}]