353
At the same time 2 weapons go off in Washington DC and take out the President , the Vice President , 80 Senators , and 350 congressmen as well as the department of the treasury , Interior , Health and Welfare , Justice , Commerce and the Federal Court system .
 ( end organization: go off,  Washington DC: place) 
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: declare bankruptcy, transfer ownership, transfer money, marry, transport, die, phone write, arrest jail, convict, sentence, sue, end organization, start organization, end position, start position, meet, elect, attack, injure, born, fine, release parole, charge indict, extradite, trial hearing, demonstrate, divorce, nominate, appeal, pardon, execute, acquit, merge organization, Arguments type: beneficiary, prosecutor, plaintiff, seller, victim, buyer, agent, destination, artifact, organization, recipient, person, place, origin, target, giver, adjudicator, attacker, vehicle, defendant, entity, instrument. 
Text: {0} 
Answer:
 ( end organization: go off,  Washington DC: place) 