4540
They were transferred to SBS Transit on 1 November 2001 and retired from 19 August 2008 to 1 May 2009 .
 organization: SBS Transit
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 organization: SBS Transit