[Beverly] gave her brother [Robert] a new sweater for Christmas. [Allan] and his father [Robert] went jogging by the lake. [Marie]'s son, [Allan], played with the cake dough while [Marie]'s daughter, [Michelle], mixed together ingredients.
('Beverly', 'Michelle')
[Beverly] gave her brother [Robert] a new sweater for Christmas. [Allan] and his father [Robert] went jogging by the lake. [Marie]'s son, [Allan], played with the cake dough while [Marie]'s daughter, [Michelle], mixed together ingredients.
[{('Beverly', 'niece', 'Michelle'): [('Beverly', 'brother', 'Robert'), ('Robert', 'daughter', 'Michelle')]}, {('Robert', 'daughter', 'Michelle'): [('Robert', 'son', 'Allan'), ('Allan', 'sister', 'Michelle')]}, {('Allan', 'sister', 'Michelle'): [('Allan', 'mother', 'Marie'), ('Marie', 'daughter', 'Michelle')]}]
['brother', 'son', 'mother', 'daughter']