id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4650912,2246286,plaintiff,York,,in,,"York, abbot of the BM, in",0 4650913,2246286,defendant,Rokeby,Thomas,knight,,"Rokeby, Thomas, knight",0 4650914,2246286,defendant,Cleseby,Thomas,,772581,"Cleseby, Thomas, of Mersk",1 4650915,2246286,defendant,Chapman,John,sadler,586067,"Chapman, John, of York, sadler",2