[Alfred] 'son, [Kenneth], aced his math class and made his father proud. [James] played basketball with his brother [Alfred]. [James] and his brother [Mark] went to the park to play basketball. [Kenneth] and his grandmother, [Sandra], went to the gas station. [Kenneth] filled up the car, while [Sandra] went inside and paid for the gas.
[James] played basketball with his brother [Alfred]. [Alfred] 'son, [Kenneth], aced his math class and made his father proud. [Kenneth] and his grandmother, [Sandra], went to the gas station. [Kenneth] filled up the car, while [Sandra] went inside and paid for the gas.
[{('James', 'mother', 'Sandra'): [('James', 'brother', 'Alfred'), ('Alfred', 'mother', 'Sandra')]}, {('Alfred', 'mother', 'Sandra'): [('Alfred', 'son', 'Kenneth'), ('Kenneth', 'grandmother', 'Sandra')]}]