245048
Hamp had been a volunteer at the outbreak of the war and was the sole survivor of his company but then decided to ' go for a walk ' : he had contemplated walking to his home in London but after more than 24 hours on the road , he 's picked up by the Military Police and sent back to his unit to face court-martial for desertion .
 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