349829
In early 1919 the unit was deployed against the socialisation movement in the Ruhr area , on the orders of Oskar von Watter .
 person: Oskar von Watter
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: Oskar von Watter 
Answer:
 person: Oskar von Watter