51874
He has presented at the Low Carbon Earth Summit in Dalian , China , National Sustainability Conference at the National University of Singapore , and the impact of the financial crisis on young people at the Royal Melbourne Institute of Technology .
 location: Dalian; organization: National University of Singapore; organization: Royal Melbourne Institute of Technology
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: Dalian, National University of Singapore, Royal Melbourne Institute of Technology 
Answer:
 location: Dalian; organization: National University of Singapore; organization: Royal Melbourne Institute of Technology