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.

Example Input: entity: hood
before: closed
after: open
attr: state
Example Output: state of hood was closed before and open afterwards

Example Input: entity: importing of video clip
before: unimported to software
after: imported to software
attr: step
Example Output: step of importing of video clip was unimported to software before and imported to software afterwards

Example Input: entity: dressing mixture
before: in its container
after: over slaw
attr: location
Example Output:
location of dressing mixture was in its container before and over the slaw afterwards