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The " mesowear " method or tooth wear scoring method is a quick and inexpensive process of determining the lifelong diet of a taxon ( grazer or browser ) and was first introduced in the year 2000 .
 food: diet; food: grazer
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: diet, grazer 
Answer:
 food: diet; food: grazer