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They hold personal details such as names , dates of birth , national insurance numbers and radiation dose of workers across the county including from Dorset County Hospital ( DCH ) .
 ( data breach: hold,  personal details: compromised data, names: compromised data, dates of birth: compromised data, national insurance numbers: compromised data, They: attacker, radiation dose: compromised data, workers: victim, Dorset County Hospital ( DCH ): victim, the county: victim) 
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: hold,  personal details: compromised data, names: compromised data, dates of birth: compromised data, national insurance numbers: compromised data, They: attacker, radiation dose: compromised data, workers: victim, Dorset County Hospital ( DCH ): victim, the county: victim) 