13081
The help-wanted advertising index fell in July , the Conference Board said Thursday , reflecting the uneven nature of the nation 's labour markets .
 organization: Conference Board
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: Conference Board 
Answer:
 organization: Conference Board