[David]'s brother [Wesley] and her went to get ice cream. [David] was playing in the sandbox with her brother [Francisco]. [Martha] went out for pizza with her father [Wesley].
('Martha', 'Francisco')
[Martha] went out for pizza with her father [Wesley]. [David]'s brother [Wesley] and her went to get ice cream. [David] was playing in the sandbox with her brother [Francisco].
[{('Martha', 'uncle', 'Francisco'): [('Martha', 'father', 'Wesley'), ('Wesley', 'brother', 'Francisco')]}, {('Wesley', 'brother', 'Francisco'): [('Wesley', 'sister', 'David'), ('David', 'brother', 'Francisco')]}]
['father', 'sister', 'brother']