3894
It doubled the sales of the " Thriller " album , helping it become the bestselling album in history , and sold over a million copies on VHS , becoming the bestselling videotape at the time .
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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:
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