4541
The participants were : Anatoly Karpov , Murray Chandler , Lev Polugaevsky , Jan Timman , Zoltán Ribli , Yasser Seirawan , Viktor Korchnoi , Rafael Vaganian , Ulf Andersson , Tony Miles , Jon Speelman , Jonathan Mestel , John Nunn , and Eugenio Torre .
 person: Anatoly Karpov; person: Murray Chandler; person: Lev Polugaevsky; person: Jan Timman; person: Zoltán Ribli; person: Yasser Seirawan; person: Viktor Korchnoi; person: Rafael Vaganian; person: Ulf Andersson; person: Tony Miles; person: Jon Speelman; person: Jonathan Mestel; person: John Nunn; person: Eugenio Torre
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: Anatoly Karpov; person: Murray Chandler; person: Lev Polugaevsky; person: Jan Timman; person: Zoltán Ribli; person: Yasser Seirawan; person: Viktor Korchnoi; person: Rafael Vaganian; person: Ulf Andersson; person: Tony Miles; person: Jon Speelman; person: Jonathan Mestel; person: John Nunn; person: Eugenio Torre