id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4396690,2163459,plaintiff,Holmes,Thomas,,,"Holmes, Thomas",0 4396691,2163459,defendant,Carter,Thomas,mercer,648411,"Carter, Thomas, of Aye, Suff, mercer",0 4396692,2163459,defendant,Typladye,William,mercer,587301,"Typladye, William, of Dunstable, Beds, mercer",1