[Gloria] apologized to her father in law Rod for the accident. Rod's son [Michael] had backed into his car in the driveway when he was attempting to pull out. [David] made a pizza for her son [Bobby] and his brother [Michael].
('Gloria', 'David')
[Gloria] apologized to her father in law Rod for the accident. Rod's son [Michael] had backed into his car in the driveway when he was attempting to pull out. [David] made a pizza for her son [Bobby] and his brother [Michael].
[{('Gloria', 'mother-in-law', 'David'): [('Gloria', 'husband', 'Michael'), ('Michael', 'mother', 'David')]}, {('Michael', 'mother', 'David'): [('Michael', 'brother', 'Bobby'), ('Bobby', 'mother', 'David')]}]
['husband', 'brother', 'mother']