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Born in Worksop in Nottinghamshire , Gamble was playing for Sheffield side Heeley when he came to the attention of Sheffield United .
 location: Worksop; location: Nottinghamshire; location: Sheffield; organization: Sheffield United
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:
 location: Worksop; location: Nottinghamshire; location: Sheffield; organization: Sheffield United