[James] picked up his wife, [Frances], from work. They had plans with [Frances]'s daughter, [Lena]. But [Lena] had to beg off because her daughter, [Tina], was sick.
('James', 'Tina')
[James] picked up his wife, [Frances], from work. They had plans with [Frances]'s daughter, [Lena]. But [Lena] had to beg off because her daughter, [Tina], was sick.
[{('James', 'granddaughter', 'Tina'): [('James', 'daughter', 'Lena'), ('Lena', 'daughter', 'Tina')]}, {('James', 'daughter', 'Lena'): [('James', 'wife', 'Frances'), ('Frances', 'daughter', 'Lena')]}]
['wife', 'daughter', 'daughter']