321393
Similar Claims In 1918 , astrologer Walter Gornold , also known as Sepharial , claimed to have confirmed the existence of Waltemath 's moon .
 person: Sepharial
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: Sepharial 
Answer:
 person: Sepharial