2828
The Rally for the Return of Refugees and Democracy in Rwanda ( RDR ) urged the U.N. High Commissioner for Refugees to avoid any " policing approach " and to calm refugees by explaining the aims of the operation .
 organization: U.N.; organization: Rally for the Return of Refugees and Democracy in Rwanda; organization: RDR
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 organization: U.N.; organization: Rally for the Return of Refugees and Democracy in Rwanda; organization: RDR