212473
In the first edition of his catalog ( 1862 ) , Köchel gave the hypothetical date 1779 , later clarified by Georges de Saint-Foix ( 1936 ) to " Salzburg , beginning of January – March 1779 . "
 Salzburg
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Salzburg