38491
In 1885 , at the first session of the Indian National Congress in Bombay , a prominent Congress Leader S.A. Swaminatha Iyer raised the issue of the salt tax .
 Indian National Congress, Bombay, Congress, Iyer
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Indian National Congress, Bombay, Congress, Iyer