1070
The tale began last July , when Ryan Hanson , a 2010 Idaho State University graduate and consultant at boutique security firm Optiv Inc in Boise , found a weakness in the way that Microsoft Word processes documents from another format .
 ( discover vulnerability: found,  a weakness: vulnerability, Microsoft Word: vulnerable system, Ryan Hanson: discoverer, last July: time) 
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:
 ( discover vulnerability: found,  a weakness: vulnerability, Microsoft Word: vulnerable system, Ryan Hanson: discoverer, last July: time) 