14475
He adopted the " superman " riding position with arms at full stretch perfected by fellow Briton Graeme Obree , the 1995 world champion , and taken up in Atlanta by Collinelli .
 Graeme Obree, Collinelli, Briton, Atlanta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Graeme Obree, Collinelli, Briton, Atlanta