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Indian regional navigational satellite system ( IRNSS ) - 1 , the first of the seven satellites of the IRNSS constellation , carries a navigation payload and a C-band ranging transponder .
 location: IRNSS
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: IRNSS