[Lena] and her husband [Wesley] gave their daughter [Martha] a surprise birthday party, all family members was around except for [Wesley]'s sister [David].
('David', 'Martha')
[Lena] and her husband [Wesley] gave their daughter [Martha] a surprise birthday party, all family members was around except for [Wesley]'s sister [David].
[{('David', 'niece', 'Martha'): [('David', 'brother', 'Wesley'), ('Wesley', 'daughter', 'Martha')]}, {('Wesley', 'daughter', 'Martha'): [('Wesley', 'wife', 'Lena'), ('Lena', 'daughter', 'Martha')]}]
['brother', 'wife', 'daughter']