55060
Stranger on the Square is the third volume of Arthur Koestler 's autobiography , published posthumously in 1984 .
 person: Arthur Koestler
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: Arthur Koestler 
Answer:
 person: Arthur Koestler