27977
One notable species of this epoch was " Eritreum melakeghebrekristosi " of the Horn of Africa , which may have been an ancestor to several later species .
 location: Horn of Africa
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: Horn of Africa 
Answer:
 location: Horn of Africa