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Deep emissions cuts needed by 2050 to limit warming : U . N . draft http://t.co/3FBWSi7dij
 organization: U . N .
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:
 organization: U . N .