id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4834167,2306696,plaintiff,Cornewayll,John,knight,,"Cornewayll, John, knight",0 4834168,2306696,defendant,Gerbray,Roger,mercer,585869,"Gerbray, Roger, of London, mercer",0 4834169,2306696,defendant,Gerbray,William,yeoman,628488,"Gerbray, William, of Emberton, Bucks, yeoman",1