864
Larry Klayman , chairman of Judicial Watch , which represent 14 survivors and victims ' relatives who have filed a $ 1 . 5 billion federal lawsuit against Iraq in Washington , said his organization had served a subpoena on Al - Douri twice , on March 26 and March 28 , but said he has not responded .
 Iraq: defendant; Washington: place; relatives: plaintiff; survivors: plaintiff
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: sue 
  Option: plaintiff, adjudicator, defendant, place 
Text: {0} 
Answer:
 Iraq: defendant; Washington: place; relatives: plaintiff; survivors: plaintiff