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The line through Morris Cowley remains open for the purposes of serving the BMW Mini factory , although the possibility of reinstating passenger services has been explored by Chiltern Railways , the franchise holder for the Chiltern Main Line which runs through .
 person: Morris Cowley; organization: BMW; organization: Chiltern Railways; organization: Chiltern
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:
 person: Morris Cowley; organization: BMW; organization: Chiltern Railways; organization: Chiltern