91594
The locomotives that now routinely power the train are a pair of GE AC4400CWs , though GEVOs may also be used .
 organization: GEVOs
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: GEVOs 
Answer:
 organization: GEVOs