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He retired in 1903 due to ill health , but was persuaded to oppose the sitting Labor member , future Prime Minister James Scullin , in 1913 for the Commonwealth Liberal Party .
 Labor, James Scullin, Commonwealth Liberal Party
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Labor, James Scullin, Commonwealth Liberal Party