11134
In 1973 , he moved on to the Pentagon where he presided over his own obscure nest , the Office of Net Assessment , from Rumsfeld I to II , while gradually gaining the reputation of resident genius of new war methods .
 1973, Pentagon, the Office of Net Assessment, Rumsfeld, I, II
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 1973, Pentagon, the Office of Net Assessment, Rumsfeld, I, II