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According to rhythm guitarist Jon Schaffer , the video was going to feature Set Abominae ( the central figure of Schaffer 's Something Wicked Saga , of which " I Walk Alone " is a part of ) in an inter-dimensional world .
 person: Jon Schaffer; person: Schaffer
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: Jon Schaffer, Schaffer 
Answer:
 person: Jon Schaffer; person: Schaffer