4977
The classic 19th century Franz Simandl method does not use the low E string in higher positions because older gut strings , set up high over the fingerboard , could not produce clear tone in these higher positions .
 Franz Simandl
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Franz Simandl