11657
Global warming poses further serious risks , and a study by the OECD has estimated that 5.138 " million people in Bangkok may be exposed to coastal flooding by 2070 , the seventh highest figure among the world 's port cities .
 organization: OECD; location: Bangkok
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: OECD, Bangkok 
Answer:
 organization: OECD; location: Bangkok