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Career Born in Wangen im Allgäu , he studied first church music in Rottenburg am Neckar , then at the Musikhochschule Stuttgart , organ , piano , viola and composition , with Johann Nepomuk David .
 Wangen im Allgäu, Rottenburg am Neckar, Musikhochschule Stuttgart, Johann Nepomuk David
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wangen im Allgäu, Rottenburg am Neckar, Musikhochschule Stuttgart, Johann Nepomuk David