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Nye also developed an interest in guns – Birmingham 's principal trade during the English Civil War – and he is recorded as testing a Birmingham cannon in 1643 and experimenting with a saker in Deritend in 1645 .
 Nye, Birmingham, Birmingham
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nye, Birmingham, Birmingham