243580
Senior-level ( Olympic-level ) , junior-level , and two age-group levels of novice ( Riksmästerskap ( RM ) and UngdomsSM ( USM ) ) level skaters competed in the disciplines of men 's singles , ladies singles , and pair skating .
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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