68995
He studied the Schillinger System with Joseph Schillinger , under whose tutelage he composed what became his signature theme , " Moonlight Serenade " .
 Schillinger, Joseph Schillinger
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Schillinger, Joseph Schillinger