[Emily] went to the lake to meet her father [Nicholas] and her grandfather [Clarence].
('Nicholas', 'Clarence')
[Emily] went to the lake to meet her father [Nicholas] and her grandfather [Clarence].
[{('Nicholas', 'father', 'Clarence'): [('Nicholas', 'daughter', 'Emily'), ('Emily', 'grandfather', 'Clarence')]}]
['daughter', 'grandfather']