id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3649121,1910111,plaintiff,Percy,Henry,Earl of Northumberland,,"Percy, Henry, Earl of Northumberland",0 3649122,1910111,defendant,Constable,Robert,,852857,"Constable, Robert, of Hothom, knight",0 3649123,1910111,defendant,Gryffyth,Walter,,602242,"Gryffyth, Walter, of Burton Annes, knight",1