349773
Following the disintegration of this movement those members who retained faith in the masses and hoped to mobilise the lower and middle classes grouped together under the Socialist Party banner in 1921 .
 organization: Socialist
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: Socialist 
Answer:
 organization: Socialist