id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4867228,2316713,plaintiff,Hertwell,John,,,"Hertwell, John",0 4867229,2316713,defendant,Claydon,William,gent,599499,"Claydon, William, of Berkhamsted, gent",0 4867230,2316713,defendant,Seyntpoule,William,gent,640469,"Seyntpoule, William, of Berkhampsted, gent",1 4867231,2316713,defendant,Whelpeley,John,husbandman,813451,"Whelpeley, John, of North Berkhampsted, husbandman",2