[Richard] is a man with a son named [Francisco]. [Joshua]'s brother [Francisco] came over to help him renovate the kitchen. [Frances], [Joshua]'s mother, brought over a home-made lunch.
('Frances', 'Richard')
[Joshua]'s brother [Francisco] came over to help him renovate the kitchen. [Frances], [Joshua]'s mother, brought over a home-made lunch. [Richard] is a man with a son named [Francisco].
[{('Frances', 'grandson', 'Richard'): [('Frances', 'son', 'Francisco'), ('Francisco', 'son', 'Richard')]}, {('Frances', 'son', 'Francisco'): [('Frances', 'son', 'Joshua'), ('Joshua', 'brother', 'Francisco')]}]
['son', 'brother', 'son']