[Rebecca] spent the whole month of January at her grandfather [Harold]'s house. [Rebecca] and her sister [Heather] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Pedro] is washing clothes with his daughter [Annie]. [Annie]'s sister [Heather] is folding clothes.
('Pedro', 'Harold')
[Pedro] is washing clothes with his daughter [Annie]. [Annie]'s sister [Heather] is folding clothes. [Rebecca] and her sister [Heather] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Rebecca] spent the whole month of January at her grandfather [Harold]'s house.
[{('Pedro', 'father', 'Harold'): [('Pedro', 'daughter', 'Rebecca'), ('Rebecca', 'grandfather', 'Harold')]}, {('Pedro', 'daughter', 'Rebecca'): [('Pedro', 'daughter', 'Heather'), ('Heather', 'sister', 'Rebecca')]}, {('Pedro', 'daughter', 'Heather'): [('Pedro', 'daughter', 'Annie'), ('Annie', 'sister', 'Heather')]}]
['daughter', 'sister', 'sister', 'grandfather']