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For example , in the near future , they could easily break into a vehicle , disable the engine and brakes , and demand bitcoin to restore the car to its functional state .
 ( ransom: demand bitcoin,  the car: victim, they: attacker, a vehicle: victim, disable the engine and brakes: attack pattern) 
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:
 ( ransom: demand bitcoin,  the car: victim, they: attacker, a vehicle: victim, disable the engine and brakes: attack pattern) 