72007
He finished his second such competition on February 7 , 1988 , just three days before the Opening Ceremony , at which he carried the flag of Guam as its only athlete at the 1988 Winter Olympic Games .
 Guam, Olympic
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Guam, Olympic