Teacher:Given an entity, a before event, an after event, and an attribute related to the entity, generate a sentence as output. Your sentence should show the changes in the attribute of the entity.
Teacher: Now, understand the problem? Solve this instance: entity: dog
before: on dog's nite out board
after: on long board
attr: length
Student:
length of dog was on dog's nite out board before and on long board afterwards