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From August 2002 to August 2003 , WizKids organized story-based campaigns wherein it was possible for players to win units based on the factions named in the story .
 organization: WizKids
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: WizKids