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Celtic On 9 January 2013 , Celtic 's Chief Executive , Peter Lawwell announced that Gershon had signed a loan deal until the end of the season .
 organization: Celtic; organization: Celtic; person: Peter Lawwell; person: Gershon
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: Celtic, Celtic, Peter Lawwell, Gershon 
Answer:
 organization: Celtic; organization: Celtic; person: Peter Lawwell; person: Gershon