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The OIR operated its own fleet of steam locomotive s : 0-6-0 T and 0-6-0 ST locomotives built by Hunslet and 0-4-0 ST 's built by Hudswell Clarke .
 organization: Hunslet; organization: Hudswell Clarke
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: Hunslet, Hudswell Clarke 
Answer:
 organization: Hunslet; organization: Hudswell Clarke