18470
He went on to defeat David Gilbert 6–2 in the last 32 , but lost 3–6 to Stephen Maguire in the last 16 .
 David Gilbert, Stephen Maguire
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 David Gilbert, Stephen Maguire