680
The latest incident arose after Silesian University of Technology researcher Błazej Adamczyk contacted D - Link last May about three vulnerabilities affecting eight router models .
 D - Link: vulnerable system owner; last May: time; Silesian University of Technology researcher Błazej Adamczyk: discoverer
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 D - Link: vulnerable system owner; last May: time; Silesian University of Technology researcher Błazej Adamczyk: discoverer