220967
In 1997 , he had a trial with English Premier League club Crystal Palace and then had talks with Everton , but nothing came of either of these approaches and Vergara never played a competitive game in England .
 Premier League, Crystal Palace, Everton, Vergara
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Premier League, Crystal Palace, Everton, Vergara