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The largest ever data breach was from Yahoo with a reported 1 billion accounts .
 Yahoo: victim; 1 billion: number of data; accounts: compromised data
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: data breach 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, number of victim, compromised data, number of data 
Text: {0} 
Answer:
 Yahoo: victim; 1 billion: number of data; accounts: compromised data