id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4923574,2333807,plaintiff,Mertherwa,John,,,"Mertherwa, John",0 4923575,2333807,defendant,Kelwa,Roger,husbandman,822707,"Kelwa, Roger, of Trenowyth Chomount, husbandman",0 4923576,2333807,defendant,Page,Walter,laborer,687994,"Page, Walter, of Weston, Devon, laborer",1