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He joined the Progressive Democrats as a founding member , and was one of 14 TDs elected at the 1987 general election , the first election after the party was founded .
 organization: Progressive Democrats
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:
 organization: Progressive Democrats