id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5037063,2367709,plaintiff,West,Thomas,esq,,"West, Thomas, esq",0 5037064,2367709,defendant,ap Rys,Richard,gent,645681,"ap Rys, Richard, of Berkeley, Glos, gent",0 5037065,2367709,defendant,Dunstaple alias Gloucestre,John,yeoman,586958,"Dunstaple alias Gloucestre, John, of Gloucester, yeoman",1