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.

Ex Input:
entity: yarn
before: long
after: wrapped
attr: shape

Ex Output:
shape of yarn was long before and wrapped afterwards

Ex Input:
entity: liquid
before: thinner
after: thick
attr: thickness

Ex Output:
thickness of liquid was thinner before and thick afterwards

Ex Input:
entity: brakes
before: released
after: tight
attr: state

Ex Output:
state of brakes was released before and tight afterwards