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The two Bitcoin addresses listed in the ransom notes received four and six payments , respectively , albeit GuardiCore experts doubt that all are from victims .
 victims: victim; The two Bitcoin addresses listed: payment method; ransom notes: tool
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: ransom 
  Option: victim, attacker, payment method, attack pattern, damage amount, tool, time, price, place 
Text: {0} 
Answer:
 victims: victim; The two Bitcoin addresses listed: payment method; ransom notes: tool