[Peter] played basketball with his brother [James]. [Scott] and his brother, [Casey] run a turtle farm. [Scott] took his grandmother [Sandra] out to lunch. [Scott] took his son [James] out for pizza.
[Peter] played basketball with his brother [James]. [Scott] took his son [James] out for pizza. [Scott] took his grandmother [Sandra] out to lunch.
[{('Peter', 'mother', 'Sandra'): [('Peter', 'brother', 'James'), ('James', 'mother', 'Sandra')]}, {('James', 'mother', 'Sandra'): [('James', 'son', 'Scott'), ('Scott', 'grandmother', 'Sandra')]}]