id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4711087,2268821,plaintiff,Roos,Margaret de,,,"Roos, Margaret de",0 4711088,2268821,defendant,Corby,William de,husbandman,727355,"Corby, William de, of Bottesford, Leics, husbandman",0