[Amy] went with her brother [George] and her son [Mary] to Sanibel Beach last weekend; they had a great time swimming and getting a nice tan.
('Mary', 'George')
[Amy] went with her brother [George] and her son [Mary] to Sanibel Beach last weekend; they had a great time swimming and getting a nice tan.
[{('Mary', 'uncle', 'George'): [('Mary', 'mother', 'Amy'), ('Amy', 'brother', 'George')]}]
['mother', 'brother']