8269
Lead had been mined in Derbyshire on a commercial scale since at least 1300 , but the industry was hampered by poor transport links .
 location: Derbyshire
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: Derbyshire