17088
History The competition was founded by Michael Johnson of the Leeds City Council and David Lloyd-Jones , Founder Director of Opera North with the support of Sir Charles Groves .
 Leeds, Opera North, Charles Groves
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Leeds, Opera North, Charles Groves