[Stacy] wanted to take his father [Peter] to a monster truck show. He asked [Rudolph] his grandfather to go with them. [Stacy]'s brother [Erik] would not let him play the xbox game. [Peter] likes to visit his sister. Her name is [Lisbeth].
[Peter] likes to visit his sister. Her name is [Lisbeth]. [Stacy] wanted to take his father [Peter] to a monster truck show. He asked [Rudolph] his grandfather to go with them.
[{('Lisbeth', 'father', 'Rudolph'): [('Lisbeth', 'brother', 'Peter'), ('Peter', 'father', 'Rudolph')]}, {('Peter', 'father', 'Rudolph'): [('Peter', 'son', 'Stacy'), ('Stacy', 'grandfather', 'Rudolph')]}]