83057
Attached to the 15th Lancers , now a training regiment , 7 September 1937 until being appinted Adjutant and Quartermaster of the Equitation School , Saugor 4 December 1938 until the establishment was closed in September 1939 .
 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