8378
although Sumerian continued to be used as a sacred , ceremonial , literary and scientific language in Mesopotamia until the 1st century AD , as did use of the Akkadian cuneiform .
 location: Mesopotamia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Mesopotamia