[Laura] invited her father [John] to her high school father daughter dance. [Laura] was playing in the sandbox with her brother [Franklin].
('John', 'Franklin')
[Laura] invited her father [John] to her high school father daughter dance. [Laura] was playing in the sandbox with her brother [Franklin].
[{('John', 'son', 'Franklin'): [('John', 'daughter', 'Laura'), ('Laura', 'brother', 'Franklin')]}]