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The engineering firm refused to meet the hackers ’ demands and the Daily Echo understands it lost access to vital data including personal information about its staff , who number around 100 .
 The engineering firm: victim; hackers: attacker
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:
 The engineering firm: victim; hackers: attacker