75
Meanwhile , those collectors who left the National Carousel Association banded together to form the American Carousel Society ( ACS ), whose stated aims of carousel preservation also recognized collectors as a positive asset towards that goal .
 American Carousel Society: organization; collectors: agent
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: start organization 
  Option: agent, organization, place 
Text: {0} 
Answer:
 American Carousel Society: organization; collectors: agent