48879
Background Military situation At 18:00 on 29 January 1968 , South Vietnamese forces began a 36-hour ceasefire in celebration of the arrival of the Year of the Monkey .
 organization: Military; organization: South Vietnamese forces
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: Military, South Vietnamese forces 
Answer:
 organization: Military; organization: South Vietnamese forces