2177
Lollards were known to be active in the city as early as 1414 , and sources of the time record Lollardy-related public order incidents in 1424 and 1431 .
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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:
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