[Kenneth] took his grandmother [Sandra] a basket of strawberries. [Alfred] was thrilled his brother, [Peter], was able to make it to the party. [Kenneth] took his son [Alfred] out for pizza. [Peter] was disappointed that his father, [Rudolph], would n't be at the play to see him perform.
[Alfred] was thrilled his brother, [Peter], was able to make it to the party. [Kenneth] took his son [Alfred] out for pizza. [Kenneth] took his grandmother [Sandra] a basket of strawberries.
[{('Peter', 'mother', 'Sandra'): [('Peter', 'brother', 'Alfred'), ('Alfred', 'mother', 'Sandra')]}, {('Alfred', 'mother', 'Sandra'): [('Alfred', 'son', 'Kenneth'), ('Kenneth', 'grandmother', 'Sandra')]}]