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Martyn Andrew Grimley ( born 24 January 1963 ) is a former field hockey player , who won a gold medal with the British Olympic squad at the 1988 Summer Olympics in Seoul .
 person: Martyn; person: Grimley; location: Seoul
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: Martyn, Grimley, Seoul 
Answer:
 person: Martyn; person: Grimley; location: Seoul