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The St. Petersburg Sanitation Strike of 1968 ( May 6 , 1968 - August 30 , 1968 ) was a labor strike by city sanitation workers in St. Petersburg , Florida that lasted an estimated four months .
 location: St. Petersburg; location: St. Petersburg , Florida
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: St. Petersburg, St. Petersburg , Florida 
Answer:
 location: St. Petersburg; location: St. Petersburg , Florida