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The original London production opened in 1976 , starring Michael Crawford and Frances Cuka at the Prince of Wales Theatre .
 London, Michael Crawford, Frances Cuka, Prince of Wales Theatre
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 London, Michael Crawford, Frances Cuka, Prince of Wales Theatre