296933
There it was loaded onto flatcars of the Virginia & Truckee Railroad which carried it to Virginia City for use in construction of the town , as mine props , and as boiler fuel .
 location: Truckee Railroad; location: Virginia City
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: Truckee Railroad, Virginia City 
Answer:
 location: Truckee Railroad; location: Virginia City