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 : : Warm air rises. Then it expandes and cools. Some of the vapor condenses onto tiny pieces of dust that are floating in the air. Forms a tiny droplet around each dust particle. Billions of these droplets come together they become a visible cloud. ", "event : Then it expandes and cools.", "entity : warm air" 
[A]:  not exist 


[Q]:  "process paragraph : : Someone is infected with bacteria. That bacteria begins to grow and reproduce inside the cells. The dividing bacteria begin to make toxins. Those toxins damage your cells. Disease symptoms may begin. ", "event : That bacteria begins to grow and reproduce inside the cells.", "entity : bacteria" 
[A]:  known location 


[Q]:  "process paragraph : : A red giant burns mass. This mass creates high core temperatures. The mass decreases. The red giant can no longer fuse the carbon and oxygen in its center. The gravity of the star can no longer hold the outside layers. The layers break away. Only the inner core remains. This inner core is known as a white dwarf. ", "event : This mass creates high core temperatures.", "entity : red giant" 
[A]:
 unknown location