id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4690263,2262510,plaintiff,Werthe,William,,,"Werthe, William",0 4690264,2262510,defendant,Copr,John,(legal representative),,"Copr, John, executor of",0 4690265,2262510,defendant,Codmore,Thomas,merchant,639423,"Codmore, Thomas, of Dertemouth, merchant",1