[Wesley] takes his wife [Lena] out for their anniversary. [Martha] and her brother [Chris] were having a wonderful time at Disneyland. [Lena] took her daughter, [Martha], out to High Tea yesterday afternoon.
('Wesley', 'Chris')
[Wesley] takes his wife [Lena] out for their anniversary. [Lena] took her daughter, [Martha], out to High Tea yesterday afternoon. [Martha] and her brother [Chris] were having a wonderful time at Disneyland.
[{('Wesley', 'son', 'Chris'): [('Wesley', 'daughter', 'Martha'), ('Martha', 'brother', 'Chris')]}, {('Wesley', 'daughter', 'Martha'): [('Wesley', 'wife', 'Lena'), ('Lena', 'daughter', 'Martha')]}]
['wife', 'daughter', 'brother']