id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4231742,2106600,plaintiff,ap Howell,Jevan ap Morris ap Ivan ap David,gent,,"ap Howell, Jevan ap Morris ap Ivan ap David, gent",0 4231743,2106600,defendant,David,Thomas ap David ap John,gent,586697,"David, Thomas ap David ap John, of Shrewsbury, or of Manavon, Montgomery, gent",0 4231744,2106600,defendant,Harbert,Maurice,gent,704539,"Harbert, Maurice, of Trevegles, Montgomery, gent",1