52298
Seeds Dustin Brown ( Quarterfinals ) Thiago Alves ( Second Round ) Rik de Voest ( Quarterfinals ) Fabiano de Paula ( Second Round ) Main draw Finals Top half Bottom half References
 Dustin Brown, Thiago Alves, Rik de Voest, Fabiano de Paula
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dustin Brown, Thiago Alves, Rik de Voest, Fabiano de Paula