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Therefore , directing deliberate attention to the particular aspect can lighten [ https://www.victoria.ac.nz/lals/about/staff/publications/paul-nation/2006-Vocabulary-second-language.pdf " the learning burden " ] ( Nation , 2006a ) .
 person: Nation
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: Nation 
Answer:
 person: Nation