id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4292511,2127385,plaintiff,ap Owen,William Thomas,,,"ap Owen, William Thomas",0 4292512,2127385,defendant,William,Thomas,gent,731124,"William, Thomas, of Llandillowe, Radnor, gent",0 4292513,2127385,defendant,Williams,Roger,gent,731125,"Williams, Roger, of Llandillowe, gent",1