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An expedition sent to what is now the Xinjiang region of western China by the PBS documentary series " Nova " found a fully clothed female Tocharian mummy wearing a black conical hat of the type now associated with witches in Europe in the storage area of a small local museum , indicative of an Indo-European priestess .
 location: Xinjiang; location: China; organization: PBS; location: Europe
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:
 location: Xinjiang; location: China; organization: PBS; location: Europe