138661
Among his early opponents were Saoul Mamby , a future world light-welterweight champion , against whom he earned a draw ; and Alfredo Escalera , a future world super featherweight champion , against whom he won a decision .
 person: Saoul Mamby; person: Alfredo Escalera
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Saoul Mamby, Alfredo Escalera 
Answer:
 person: Saoul Mamby; person: Alfredo Escalera