5773
Several high-profile musicians , including Al Kooper , Warren Zevon , and Roger McGuinn , have performed with the band , and Bruce Springsteen sat in at least once .
 person: Al Kooper; person: Warren Zevon; person: Roger McGuinn; person: Bruce Springsteen
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Al Kooper; person: Warren Zevon; person: Roger McGuinn; person: Bruce Springsteen