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George Turnbull was the Chief Engineer responsible for construction from 1851 to 1863 of the first railway line from Calcutta ( the then commercial capital of India ) : the 541-mile line to Benares en route to Delhi .
 person: Turnbull; location: Calcutta; location: India; location: Delhi
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: Turnbull, Calcutta, India, Delhi 
Answer:
 person: Turnbull; location: Calcutta; location: India; location: Delhi