8466
In March 2003 his medal from that game sold for £ 6,462 in an auction at Christie 's .
 organization: Christie 's
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: Christie 's 
Answer:
 organization: Christie 's