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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 .
 organization: Darwen
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Darwen 
Answer:
 organization: Darwen