[Laura] is planning a surprise party for her daughter [Tracy]. [Laura]'s brother [Pedro] is going to help with the setup. [Laura] took her uncle [Louis] to the grocery store. [Louis] who is [Samuel]'s father grounded [Samuel] after finding out what [Samuel] had done at school.
('Pedro', 'Samuel')
[Laura] is planning a surprise party for her daughter [Tracy]. [Laura]'s brother [Pedro] is going to help with the setup. [Laura] took her uncle [Louis] to the grocery store. [Louis] who is [Samuel]'s father grounded [Samuel] after finding out what [Samuel] had done at school.
[{('Pedro', 'nephew', 'Samuel'): [('Pedro', 'brother', 'Louis'), ('Louis', 'son', 'Samuel')]}, {('Pedro', 'brother', 'Louis'): [('Pedro', 'sister', 'Tracy'), ('Tracy', 'brother', 'Louis')]}, {('Tracy', 'brother', 'Louis'): [('Tracy', 'daughter', 'Laura'), ('Laura', 'uncle', 'Louis')]}]
['sister', 'daughter', 'uncle', 'son']