29675
Planting of crops was prevented in Eritrea 's most productive western region , causing food production to drop by 62 % .
 location: Eritrea
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Eritrea 
Answer:
 location: Eritrea