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Planning stages Citizens for the Train is currently spearheading the Greenline 's planning stages , and concluded a preliminary study ( performed by engineering firm Gannett Fleming Inc. ) to determine the feasibility of the project .
 organization: Gannett Fleming Inc.
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: Gannett Fleming Inc. 
Answer:
 organization: Gannett Fleming Inc.