TASK DEFINITION: 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.
PROBLEM: entity: margarine
before: solid
after: liquid
attr: location

SOLUTION: location of margarine was solid before and liquid afterwards

PROBLEM: entity: cleaner
before: in bottle
after: on stove
attr: location

SOLUTION: location of cleaner was in a bottle before and on the stove afterwards

PROBLEM: entity: electric company
before: uncontacted
after: called
attr: knowledge

SOLUTION:
knowledge of electric company was uncontacted before and called afterwards