id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4900587,2326826,plaintiff,Hatclyff,John,,600193,"Hatclyff, John, of Hatclyff",0 4900588,2326826,plaintiff,Thorneton,Robert,,,"Thorneton, Robert",1 4900589,2326826,defendant,Preston,Thomas,merchant,586067,"Preston, Thomas, of York, merchant",0 4900590,2326826,defendant,Holteby,Robert,mercer,586067,"Holteby, Robert, of York, mercer",1