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The Welches disclosed their plans to divorce a year ago , shortly after Suzy Wetlaufer _ then editor of the Harvard Business Review _ revealed she had become romantically involved with Welch while working on a story about him .
 Welches: person
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: divorce 
  Option: person, place 
Text: {0} 
Answer:
 Welches: person