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In October 1878 , at their Barley Bank ground , Darwen played a representative team from Blackburn under floodlight s. This is believed to be one of the first , if not the very first instance of their use in football .
 Darwen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Darwen