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In February 2014 , Valve announced that it would begin to allow developers to set up their own sales for their games independent of any sales that Valve may set .
 organization: Valve; organization: Valve
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:
 organization: Valve; organization: Valve