[David] and her mother [Frances] went to volunteer at the homeless shelter last weekend. [David] gave her brother [Joshua] a new sweater for Christmas. [Thomas]'s father [Joshua] is going to coach the team this year.
('Frances', 'Thomas')
[David] and her mother [Frances] went to volunteer at the homeless shelter last weekend. [David] gave her brother [Joshua] a new sweater for Christmas. [Thomas]'s father [Joshua] is going to coach the team this year.
[{('Frances', 'grandson', 'Thomas'): [('Frances', 'son', 'Joshua'), ('Joshua', 'son', 'Thomas')]}, {('Frances', 'son', 'Joshua'): [('Frances', 'daughter', 'David'), ('David', 'brother', 'Joshua')]}]
['daughter', 'brother', 'son']