[Michelle]'s husband [Rich] and daughter [Donna] threw a lovely party for [Donna]'s brother, [Keith], for his 5th birthday.
('Rich', 'Keith')
[Michelle]'s husband [Rich] and daughter [Donna] threw a lovely party for [Donna]'s brother, [Keith], for his 5th birthday.
[{('Rich', 'son', 'Keith'): [('Rich', 'wife', 'Michelle'), ('Michelle', 'son', 'Keith')]}, {('Michelle', 'son', 'Keith'): [('Michelle', 'daughter', 'Donna'), ('Donna', 'brother', 'Keith')]}]