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.

Input: Consider Input: entity: walking speed
before: fast
after: slow and sneaky
attr: state

Output: state of walking speed was fast before and slow and sneaky afterwards

Input: Consider Input: entity: food
before: hot
after: cooled
attr: temperature

Output: temperature of food was hot before and cooled afterwards

Input: Consider Input: entity: ingredients
before: separate
after: mixed together
attr: composition
Output: composition of ingredients was separate before and mixed together afterwards