17890
Commonwealth Engineering had put a option in their tender application for these cars to be constructed from stainless steel instead of the carbon steel specified and they were successful with this option .
 organization: Commonwealth Engineering
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: Commonwealth Engineering 
Answer:
 organization: Commonwealth Engineering