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. 

[Q]:  "process paragraph : : Electromagnet creates magnetic field with electricity. Conductive copper wire is wrapped around a piece of metal. An electric current gets introduced from power source. Flows through the wire. Magnetic field gets created in the wire. And the metal gets magnetized. When turned off it is no longer magnetic. ", "event : Conductive copper wire is wrapped around a piece of metal.", "entity : magnetic field" 
[A]:  known location 


[Q]:  "process paragraph : : There is a rain cloud in the sky. Small bits of ice within the cloud bump each other. The collisions create electrical charge. Lighter, positively charged particles sink to the bottom of the cloud. Heavier, negatively charges particles rise to the top. When the positive and negative charges grow large enough, a giant spark, called lightning occurs. ", "event : Small bits of ice within the cloud bump each other.", "entity : cloud" 
[A]:  known location 


[Q]:  "process paragraph : : Seeds are sown into the ground. The earth where the seeds are planted is given water and fertilizer. The seeds start to grow and become seedlings. The plants are given water. The seedlings grow into plants. Weeds growing near the plants are removed. The plants grow to maturity. ", "event : The earth where the seeds are planted is given water and fertilizer.", "entity : seeds" 
[A]:
 known location