112429
Ralph Philip Boas , Jr ( August 8 , 1912 – July 25 , 1992 ) was a mathematician , teacher , and journal editor .
 person: Ralph Philip Boas
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: Ralph Philip Boas 
Answer:
 person: Ralph Philip Boas