4553
Goh Keng Swee , Deputy Prime Minister ( 1968-1985 )
 Goh Keng Swee, Deputy Prime Minister
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Goh Keng Swee, Deputy Prime Minister