337689
It was prepared by Captain Emory H. Niles of the United States Army and Arthur E. Sutherland Jr. , and was based on their investigations at the city of Van and its vicinity .
 United States Army, Van
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 United States Army, Van