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On February 7 , three weeks after the spill , the Environmental Protection Administration formed an emergency task force , and EPA chief Edgar Lin headed south to inspect the site .
 date: February 7; date: three weeks; organization: the Environmental Protection Administration; organization: EPA; person: Edgar Lin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: February 7, three weeks, the Environmental Protection Administration, EPA, Edgar Lin 
Answer:
 date: February 7; date: three weeks; organization: the Environmental Protection Administration; organization: EPA; person: Edgar Lin