[Michael]'s wife, [Jennifer], spent the evening with her mom, [Amy].
('Michael', 'Amy')
[Michael]'s wife, [Jennifer], spent the evening with her mom, [Amy].
[{('Michael', 'mother-in-law', 'Amy'): [('Michael', 'wife', 'Jennifer'), ('Jennifer', 'mother', 'Amy')]}]
['wife', 'mother']