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: pistol 
before: equipped 
after: hostered 
attr: location

Output: location of pistol was equipped before and hostered afterwards


Input: Consider Input: entity: levels 
before: incomplete 
after: completed 
attr: state

Output: state of levels was incomplete before and completed afterwards


Input: Consider Input: entity: the plate and pin assembly 
before: loose 
after: now attached to chain 
attr: placement

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Output: placement of the plate and pin assembly was loose before and now attached to the chain afterwards


