275325
Previous head coach Wade Phillips was relieved of his duties as coach and replaced by Tennessee Titans defensive coordinator Gregg Williams .
 Wade Phillips, Tennessee Titans, Gregg Williams
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wade Phillips, Tennessee Titans, Gregg Williams