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. 

Example Input:  "process paragraph : : 300 millions years ago plants and trees died. The plant and tree remains sank to the bottom of steamy, swampy areas. Layer upon layer of remains accumulated. Eventually forming a soggy, dense material called peat. The peat was buried over millions of years by sand, clay, and other mineral material. Pressure caused by the wait of the materials squeezed water from the peat. With the heat caused by increased burial peat slowly became coal. ", "event : The plant and tree remains sank to the bottom of steamy, swampy areas.", "entity : plants; trees" 
Example Output:  not exist 

Example Input:  "process paragraph : : A plant produces a fruit with seeds in it. An animal eats the fruit. The animal wanders to another area. The animal defecates. The seeds are included in the waste. The seeds produce a new plant. ", "event : An animal eats the fruit.", "entity : fruit" 
Example Output:  not exist 

Example Input:  "process paragraph : : A plant produces a fruit with seeds in it. An animal eats the fruit. The animal wanders to another area. The animal defecates. The seeds are included in the waste. The seeds produce a new plant. ", "event : An animal eats the fruit.", "entity : fruit" 
Example Output:
 not exist