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Formed as a vehicle to take the bass beyond its perceived background role and into the forefront of a band Dos ( named for the Spanish two not the operating system ) also became a therapeutic experience in the wake of Roessler's departure from Black Flag and more tragically  Minutemen   D. Boon  's sudden death on December 22 1985 .
 title of person: Minutemen, D. Boon
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:  Minutemen, D. Boon 
Answer:
 title of person: Minutemen, D. Boon