id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4752900,2281302,plaintiff,Trethek,William,,603850,"Trethek, William, of Cornwall",0 4752901,2281302,plaintiff,Seye,John,,796817,"Seye, John, of London, sadler, on their own account",1 4752902,2281302,defendant,Geffrey,John,gent,796818,"Geffrey, John, of Peiryn, Cornw, gent",0 4752903,2281302,defendant,Cornyssh,John,merchant,588341,"Cornyssh, John, of Penryn, Cornw, merchant",1 4752904,2281302,defendant,Treviayn,Henry,mariner,591010,"Treviayn, Henry, of Penryn, mariner",2