180126
Charles " Chang " Welch was an American Footballer , and the brother of well-known boxing manager Suey Welch .
 Chang, Welch, Suey Welch
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chang, Welch, Suey Welch