For an EA approach to be considered to be complete, the six core elements must be present and work synergistically together

  For an EA approach to be considered to be complete, the six core elements must be present and work synergistically together. Please list these six core elements and provide brief descriptions.
EA analysis and design are accomplished through six basic elements. Please list these six elements and provide brief descriptions.
In the article "One Minute Enterprise Architecture", authors conceptualize enterprise architecture (EA) as a collection of four types of EA artefact. Please describe these four EA artefacts and their relationships with three EA-related processes (Decision-Making, Architecting and Implementation).
In the article "The Role of Enterprise Architecture in the Quest for IT Value", authors identify three IT values. Please describe these three IT values and their relationship with EA maturity (do not need to give specific stage of EA maturity).