64099
Operational history Fou examples of the XPQ-15 were built for evaulation by the United States Army Air Forces in 1945 ; two additional aircraft were tested by the United States Navy as the XTD3C-1 .
 United States Army Air Forces, United States Navy
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 Air Forces, United States Navy