224319
Taking over from previous operator Yarra Trams , the company was awarded an eight-year contract which commenced on 30 November 2009 , with the option of a further seven years ' extension on completion .
 organization: Yarra Trams
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: Yarra Trams 
Answer:
 organization: Yarra Trams