id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4231757,2106605,plaintiff,ap Jevan,Jenkin,,,"ap Jevan, Jenkin",0 4231758,2106605,defendant,David,John ap John,yeoman,716279,"David, John ap John, of Llanavetheryn, Monmouth, yeoman",0 4231759,2106605,defendant,Howell,William,yeoman,719830,"Howell, William, of Llantylio Creseny, Monmouth, yeoman",1 4231760,2106605,defendant,James,Richard,yeoman,719831,"James, Richard, of Llantylio Creseny, yeoman",2