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This article is a discography for the work of former Temptations singer David Ruffin as a solo artist and in other group acts outside of The Temptations .
 person: David Ruffin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: David Ruffin