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The Spanish Socialist Workers ' Party ( PSPV-PSOE ) won the elections , but lost 9 of the 51 seats that they had won in 1983 .
 Spanish Socialist Workers ' 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:
 Spanish Socialist Workers ' Party