45888
Soon afterwards , the railway amalgamated with the Richelieu , Drummond and Arthabaska Counties Railway , the combined lines being known as the South Eastern Railway .
 organization: Railway; organization: Railway
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: Railway, Railway 
Answer:
 organization: Railway; organization: Railway