id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4486477,2196481,plaintiff,Sallay,William de,,586067,"Sallay, William de, of York",0 4486478,2196481,plaintiff,Acastre,Robert de,,586067,"Acastre, Robert de, of York",1 4486479,2196481,defendant,Chapman,John,,762293,"Chapman, John, of Eston in Cleveland",0