105885
The Virginian Railway 's class " EL-2 B " comprised four two-unit electric locomotives with AAR ( B + B-B + B ) + ( B + B-B + B ) wheel arrangements .
 Virginian Railway
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Virginian Railway