100452
12 claims were made to have seen it at that time but were later proven fraudulent or mistaken by astronomers W. Winkler and Baron Ivo von Benko who had been monitoring the area at the time .
 None
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:  
Answer:
 None