id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4270708,2119781,plaintiff,Phillip,David ap John,,,"Phillip, David ap John",0 4270709,2119781,defendant,ap John,David of Broadway,"Montgomery, gent",,"ap John, David of Broadway, Montgomery, gent",0 4270710,2119781,defendant,ap Owen,David,gent,607903,"ap Owen, David, of Bishops Castle, gent",1 4270711,2119781,defendant,Forde,Thomas,clerk,727424,"Forde, Thomas, of Shrawden, or of Hurdley, Montgomery, clerk",2