id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4763638,2284615,plaintiff,Grey,John de,knight,,"Grey, John de, knight",0 4763639,2284615,defendant,Dane,John,laborer,586459,"Dane, John, of Stoke, laborer",0 4763640,2284615,defendant,Say,John,laborer,588466,"Say, John, of Cleve, laborer",1 4763641,2284615,defendant,Hamond,William,laborer,588466,"Hamond, William, of Cleve, laborer",2 4763642,2284615,defendant,Swynham,Roger,,761819,"Swynham, Roger, of Cowelynge, hay ward",3