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.
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Question: entity: coffee
before: outside of mixture
after: inside of mixture
attr: location

Answer: location of coffee was outside of mixture before and inside of mixture afterwards

Question: entity: rocks
before: in place
after: around perimeter of pit
attr: location

Answer: location of rocks was in their place before and around perimeter of pit afterwards

Question: entity: rider
before: unskilled
after: skilled
attr: knowledge

Answer:
knowledge of rider was unskilled before and skilled afterwards