[Charles] asked his mom [Lena] if she would bake him a cake. [Lena] told him she would n't, because [Charles] was getting fat and did n't need the extra calories. [Martha] is always around her brother [Charles]. [Lena] was playing in the sandbox with her brother [Francisco].
('Martha', 'Francisco')
[Martha] is always around her brother [Charles]. [Charles] asked his mom [Lena] if she would bake him a cake. [Lena] told him she would n't, because [Charles] was getting fat and did n't need the extra calories. [Lena] was playing in the sandbox with her brother [Francisco].
[{('Martha', 'uncle', 'Francisco'): [('Martha', 'mother', 'Lena'), ('Lena', 'brother', 'Francisco')]}, {('Martha', 'mother', 'Lena'): [('Martha', 'brother', 'Charles'), ('Charles', 'mother', 'Lena')]}]
['brother', 'mother', 'brother']