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. 
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Question:  "process paragraph : : Wind or water breaks small pieces off of a rock. The wind or water deposits tiny rocks. The rocks become known as sediment. The layers of sediment are pressed together by other layers of sediment on top. Minerals from the rocks in the sediment dissolve. Minerals glue the sediment together into a single rock. ", "event : The wind or water deposits tiny rocks.", "entity : rock" 

Answer:  unknown location 


Question:  "process paragraph : : The farmer chooses a crop that will grow well in his region. The farmer tills the soil to loosen it. The farmer spreads seeds. The farmer tills again to plant the seeds. Crops grow. ", "event : The farmer tills the soil to loosen it.", "entity : seeds" 

Answer:  unknown location 


Question:  "process paragraph : : Energy is created by burning either diesel or petrol in a combustion chamber. The energy is transferred from the pistons moving up and down at high speeds. This piston motion is converted to a rotary motion through the crankshaft and axle. The axle turns the wheels. The car moves forward. ", "event : The energy is transferred from the pistons moving up and down at high speeds.", "entity : diesel" 

Answer:
 not exist