347488
Dating from 1903 and supplied by G.F. Milnes & Co. , these three trailers are of similar design to their sisters and seat 44 passengers ; they remain in service , or available for service subject to demand , today .
 None
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:  
Answer:
 None