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A person familiar with the contents of the alleged data set said that many of the email accounts and passwords contained within it matched data leaked in a past breach at LinkedIn .
 ( data breach: data leaked,  passwords: compromised data, the email accounts: compromised data, data set: compromised data) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( data breach: data leaked,  passwords: compromised data, the email accounts: compromised data, data set: compromised data) 