In this task, you are given a paragraph, event and an entity. The event is part of the given paragraph and it changes the state of the entity. Your task is to classify the state of the entity into three classes: 1) not exist, 2) unknown location and 3) known location. "not exist" means the entity doesn't exist in that state anymore. "unknown location" means the entity exists in that state but location is unknown. "known location" means the entity exists and location is known. 

[EX Q]:  "process paragraph : : Sunlight strikes the chlorophyll molecules in the plant. Is trapped. Plant also takes in water and carbon dioxide from the environment. The plant forms glucose. The plant releases oxygen into the atmosphere. ", "event : Is trapped.", "entity : sunlight" 
[EX A]:  known location 

[EX Q]:  "process paragraph : : Fuel produces heat. Water is boiled to make steam. Steam spins turbine. Generator is turned. Makes electricity. Electricity transfers to transformers. Produces the correct voltage. ", "event : Water is boiled to make steam.", "entity : fuel" 
[EX A]:  not exist 

[EX Q]:  "process paragraph : : Fluid. Waste enters the kidneys. A processing moment in the kidneys let waste and fluid pass. Prevents larger molecules to pass. Fluid goes back to the bloodstream. Bad waste is removed. The final product is turned into urine. ", "event : Waste enters the kidneys.", "entity : fluid" 
[EX A]:
 known location