9419
All passed to the London , Midland and Scottish Railway on grouping , and were renumbered 7503 – 7532 .
 organization: London , Midland and Scottish Railway
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: London , Midland and Scottish Railway