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The number of murders in Chicago peaked at 970 in 1974 , when the city 's population was over 3 " million people ( a murder rate of about 29 per 100,000 ) , and it reached 943 murders in 1992 , ( a murder rate of 34 per 100,000 ) .
 Chicago
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chicago