[June] paid for her sister [Charlotte] and her father [Dale] to go on a cruise to the Bahamas last spring.
('Dale', 'Charlotte')
[June] paid for her sister [Charlotte] and her father [Dale] to go on a cruise to the Bahamas last spring.
[{('Dale', 'daughter', 'Charlotte'): [('Dale', 'daughter', 'June'), ('June', 'sister', 'Charlotte')]}]
['daughter', 'sister']