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: pencil case 
before: empty 
after: full 
attr: state

SOLUTION: state of pencil case was empty before and full afterwards

PROBLEM: entity: light source 
before: in shop 
after: at home 
attr: location

SOLUTION: location of light source was in shop before and at home afterwards

PROBLEM: entity: mixture 
before: in spray bottle 
after: on leaves 
attr: location

SOLUTION:
location of mixture was in spray bottle before and on leaves afterwards

