[Marie] took her son [Allan] to the park yesterday. [Allan]'s sister [Elsie] was playing at a friends house and did n't get to go. [Dorothy] took her sister [Marie] and brother [Louis] with her to shop for her wedding dress.
('Elsie', 'Louis')
[Marie] took her son [Allan] to the park yesterday. [Allan]'s sister [Elsie] was playing at a friends house and did n't get to go. [Dorothy] took her sister [Marie] and brother [Louis] with her to shop for her wedding dress.
[{('Elsie', 'uncle', 'Louis'): [('Elsie', 'mother', 'Marie'), ('Marie', 'brother', 'Louis')]}, {('Marie', 'brother', 'Louis'): [('Marie', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Louis')]}, {('Elsie', 'mother', 'Marie'): [('Elsie', 'brother', 'Allan'), ('Allan', 'mother', 'Marie')]}]
['brother', 'mother', 'sister', 'brother']