257796
Bader was cantor in Böblingen from 1960 to 1967 , and in Ludwigsburg from 1967 to 1970 .
 Bader, Böblingen, Ludwigsburg
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bader, Böblingen, Ludwigsburg