131967
Despite the intervention in parts of Crimea , Ukraine by forces connected to Russia in the past few days , the rail border between the countries remains open today .
 Crimea, Ukraine, Russia
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:
 Crimea, Ukraine, Russia