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The scammer often poses as a friend - of - a-friend via email and contacts you directly .
 a friend - of - a-friend: trusted entity; The scammer: attacker; via email and contacts you directly: attack pattern
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: phishing 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, trusted entity 
Text: {0} 
Answer:
 a friend - of - a-friend: trusted entity; The scammer: attacker; via email and contacts you directly: attack pattern