id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4071249,2050023,plaintiff,Morgan,William,esq,687437,"Morgan, William, of Lantnam, esq",0 4071250,2050023,plaintiff,Richard,Roger,,,"Richard, Roger",1 4071251,2050023,defendant,Thomas alias Saer,Thomas,yeoman,661642,"Thomas alias Saer, Thomas, of Llanthewy, yeoman",0