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British Royal Warrants are currently granted by Elizabeth II , the Duke of Edinburgh and the Prince of Wales to companies or tradespeople who supply goods and services .
 Elizabeth II, Duke of Edinburgh, Prince of Wales
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Elizabeth II, Duke of Edinburgh, Prince of Wales