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John Ray applied one of the previously more general terms for fixed natural types , " species " , to plant and animal types , but he strictly identified each type of living thing as a species and proposed that each species could be defined by the features that perpetuated themselves generation after generation .
 person: John Ray
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: John Ray 
Answer:
 person: John Ray