[Harold] has been trying all day to reach his daughter [Beverly] on the phone. [Pedro] asked his wife, [Dorothy], to check when her son, [Roberto], would be coming home. [Roberto] was over at his grandfather [Harold]'s house, but had been expected back home an hour ago.
('Pedro', 'Beverly')
[Pedro] asked his wife, [Dorothy], to check when her son, [Roberto], would be coming home. [Roberto] was over at his grandfather [Harold]'s house, but had been expected back home an hour ago. [Harold] has been trying all day to reach his daughter [Beverly] on the phone.
[{('Pedro', 'sister', 'Beverly'): [('Pedro', 'father', 'Harold'), ('Harold', 'daughter', 'Beverly')]}, {('Pedro', 'father', 'Harold'): [('Pedro', 'son', 'Roberto'), ('Roberto', 'grandfather', 'Harold')]}, {('Pedro', 'son', 'Roberto'): [('Pedro', 'wife', 'Dorothy'), ('Dorothy', 'son', 'Roberto')]}]
['wife', 'son', 'grandfather', 'daughter']