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— Dawa Tsering ( ) , born 1935 , served as the Foreign Minister of the Kingdom of Bhutan in the 1980s and 1990s , carrying out negotiations to improve Sino-Bhutanese relations .
 person: Dawa Tsering; location: Kingdom of Bhutan
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Dawa Tsering; location: Kingdom of Bhutan