100589
The trains are also a popular means of suburban and commuter transport for the region 's large cities such as Moscow , Saint Petersburg and Kiev , being unaffected by traffic jams .
 Moscow, Saint Petersburg, Kiev
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:
 Moscow, Saint Petersburg, Kiev