[Marjorie] was worried about her graduation party. Her mother [Stephanie] had turned up earlier that day, but her brother [Carl] was still missing.
('Stephanie', 'Carl')
[Marjorie] was worried about her graduation party. Her mother [Stephanie] had turned up earlier that day, but her brother [Carl] was still missing.
[{('Stephanie', 'son', 'Carl'): [('Stephanie', 'daughter', 'Marjorie'), ('Marjorie', 'brother', 'Carl')]}]