310012
After receiving certificate of calligraphy with distinction in 1982 certified by High Council for from Iranian Calligraphists Association in Tehran , he was singled out as the official instructor and officially started to teach calligraphy .
 location: Tehran
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Tehran 
Answer:
 location: Tehran