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2009 saw the largest ever entry , with over 30 teams split into two Northern pools ; " Yorkshire and Humber " and " North West " and the stand-alone Midlands Rugby League .
 Midlands Rugby
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Midlands Rugby