3500
German intelligence in 2015 accused Russia of hacking at least 15 computers belonging to members of Germany ’s lower house of parliament , the Bundestag , and stealing data .
 Russia: attacker; 2015: time; computers: victim; members: victim; the Bundestag: victim; Germany: place; lower house of parliament: victim
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: data breach 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, number of victim, compromised data, number of data 
Text: {0} 
Answer:
 Russia: attacker; 2015: time; computers: victim; members: victim; the Bundestag: victim; Germany: place; lower house of parliament: victim