130108
National famines occurred even when the drought areas were too large , especially when simultaneously larger areas of flooded rivers were over their banks and thus additionally crop failures occurred , or when the central government did not have sufficient reserves .
 None
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:  
Answer:
 None