6188
Four shiny new green-and-yellow John Deere combines parked at this 1,750-hectare ( 4,325-acre ) farm in the grain-growing regions south of Kiev do n't fill its chief agronomist with enthusiasm .
 Kiev, John Deere
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Kiev, John Deere