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An example of high rank Gelfand symmetric pair is ( GL ( " n + k " ) , GL ( " n " ) & times ; GL ( " k " ) ) .
 person: Gelfand
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:
 person: Gelfand