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.

Q: entity: car
before: unsanded
after: sanded
attr: state

A: state of car was unsanded before and sanded afterwards
****
Q: entity: knowledge of golf rules
before: absent
after: present
attr: knowledge

A: knowledge of knowledge of golf rules was absent before and present afterwards
****
Q: entity: home page
before: showing
after: in history
attr: web page status

A:
web page status of home page was showing before and in history afterwards
****