2698
European beavers ( " Castor fiber " ) were eventually hunted nearly to extinction in part for the production of castoreum , which was used as an analgesic , anti-inflammatory , and antipyretic .
 location: Castor
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Castor