3231
Towards the end of the round , Tyson hit Berbick with a 4-punch combination that sent Berbick across the ring .
 person: Tyson; person: Berbick; person: Berbick
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: Tyson; person: Berbick; person: Berbick