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: spoon 
before: clean 
after: dirty 
attr: cleanness
Example Output: cleanness of spoon was clean before and dirty afterwards

Example Input: entity: bike 
before: stationary 
after: moving 
attr: distance
Example Output: distance of bike was stationary before and moving afterwards

Example Input: entity: leaves 
before: on plant 
after: picked off by you 
attr: location
Example Output:
location of leaves was on plant before and picked off by you afterwards

