id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4079921,2053120,plaintiff,Vaughan,William ap Roger,gent,,"Vaughan, William ap Roger, gent",0 4079922,2053120,defendant,Laurence,Lawrence John,gent,687773,"Laurence, Lawrence John, of Llandevalle, Brecon, gent",0 4079923,2053120,defendant,Thomas,Rice,gent,689316,"Thomas, Rice, of Merthyr, Brecon, gent",1 4079924,2053120,defendant,ap Thomas,Walter,"or Merthyr, yeoman",,"ap Thomas, Walter, or Merthyr, yeoman",2