10837
OMAC1 is equivalent to " CMAC " , which became an NIST recommendation in May 2005 .
 organization: NIST
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: NIST 
Answer:
 organization: NIST