591
Carter's Secretary of  Defense   Harold Brown  emphasized selective counterforce but also explicitly threatened the Soviet leadership themselves .
 title of person: Defense, Harold Brown
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:  Defense, Harold Brown 
Answer:
 title of person: Defense, Harold Brown