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Ludan , also known as Ludain or Luden , was a Scottish pilgrim to Jerusalem .
 person: Ludan; location: Jerusalem
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: Ludan, Jerusalem 
Answer:
 person: Ludan; location: Jerusalem