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Webb also said details of the breakdowns of the Welches ' previous marriages were likely to come up , and cited reports of alleged extramarital affairs by both .
 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