id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4377171,2156908,plaintiff,Seymer,John,,,"Seymer, John",0 4377172,2156908,defendant,Lybbe,Thomas,gent,660341,"Lybbe, Thomas, of Tavystocke, Devon, gent",0 4377173,2156908,defendant,Glanfyld,Ralph,merchant,634112,"Glanfyld, Ralph, of Tavystock, merchant",1