51391
Although Ethiopia is prone to chronic droughts , no one was prepared for the scale of drought and the 1983 – 1985 famine that struck the country in the mid-1980 s , in which 400,000 - 590,000 people are estimated to have died .
 Ethiopia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ethiopia