id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4321459,2137597,plaintiff,Thomas,Henry John,,,"Thomas, Henry John",0 4321460,2137597,defendant,James,Thomas,yeoman,657382,"James, Thomas, of Longtowne, yeoman",0 4321461,2137597,defendant,ap Richard,John Thomas,yeoman,645251,"ap Richard, John Thomas, of Clodocke, yeoman",1 4321462,2137597,defendant,ap John,Griffin Harry,yeoman,657382,"ap John, Griffin Harry, of Longtowne, yeoman",2