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His younger brother  Nat Benchley  is a writer and  actor  .
 title of person: Nat Benchley, actor
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Nat Benchley, actor 
Answer:
 title of person: Nat Benchley, actor