id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4082949,2054200,plaintiff,ap John,John,,,"ap John, John",0 4082950,2054200,defendant,Gethyn,William,yeoman,689989,"Gethyn, William, of Brockwere, Glos, yeoman",0 4082951,2054200,defendant,Gethyn,Robert,yeoman,667030,"Gethyn, Robert, of Brockwere, yeoman",1 4082952,2054200,defendant,Thomas,Jenkin,,692484,"Thomas, Jenkin, of Pennallt, millstone hewer",2 4082953,2054200,defendant,Prosser,David,,692484,"Prosser, David, of Pennallt, millstone hewer",3