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The song was composed by Rudolf Schenker , written by Klaus Meine , and produced by Keith Olsen and the band .
 person: Rudolf Schenker; person: Klaus Meine; person: Keith Olsen
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: Rudolf Schenker; person: Klaus Meine; person: Keith Olsen