47471
The left bank of the Rhine between Bacharach and Koblenz falls to Middle Francia .
 Rhine, Bacharach, Koblenz, Middle Francia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rhine, Bacharach, Koblenz, Middle Francia