31443
After the pictures were made , Heilemann found out that Benny Andersson reversed his letter " B " ; this prompted discussions about the mirrored " B " , and the members of ABBA agreed on the mirrored letter .
 person: Heilemann; person: Benny Andersson; organization: ABBA
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: Heilemann, Benny Andersson, ABBA 
Answer:
 person: Heilemann; person: Benny Andersson; organization: ABBA