id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3673334,1917675,plaintiff,Erle,John,,,"Erle, John",0 3673335,1917675,defendant,Byrde,John,mercer,588259,"Byrde, John, of Flecchyng, mercer",0 3673336,1917675,defendant,Reynold,John,mercer,588259,"Reynold, John, of Flecchyng, mercer",1