17042
All of these lines were part of the Illinois Central Gulf Railroad ( ICG ) prior to its 1980s program of spin-offs , during which Gibson County purchased the Jackson-Kenton line and the Southern Railway acquired the Corinth-Fulton line and Poplar Corner branch .
 Illinois Central Gulf Railroad, Gibson County, Southern Railway
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Illinois Central Gulf Railroad, Gibson County, Southern Railway