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In the autumn , other animals such as the American black bear compete directly with feral pigs as both forage for tree mast ( the fruit of forest trees ) .
 animal: American black bear; food: tree mast
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: American black bear, tree mast 
Answer:
 animal: American black bear; food: tree mast