11231
After leaving Littleville , they begin paralleling some railroad tracks of Norfolk Southern Railway .
 location: Littleville; organization: Norfolk Southern 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:
 location: Littleville; organization: Norfolk Southern Railway