Task: Text Categorization
Input (English): Context: Chromis cyanea known by the common names blue reef chromis and blue chromis is a fish from the western Atlantic Ocean that is occasionally kept in marine aquariums.
Question: The document can be classified to which topic? 
Options: 1)Film, 2)Company, 3)Animal, 4)NaturalPlace, 5)OfficeHolder
Output (English): 3