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| } The Wern Valley Railway ( Werntalbahn ) is a single-track electrified main line railway in Lower Franconia in the German state of Bavaria .
 Lower Franconia, Bavaria
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Lower Franconia, Bavaria