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Archimedes ' principle provided the next link : coins could now be easily tested for their fine weight of the metal , and thus the value of a coin could be determined , even if it had been shaved , debased or otherwise tampered with ( see Numismatics ) .
 person: Archimedes
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: Archimedes 
Answer:
 person: Archimedes