Some cathedral cities , such as St David 's in Wales and Wells in England , are quite small , and may not be known as cities in common parlance .
The smallest '' cathedral cities '' are St. David 's and St Asaph 's which are both in Wales , and Ripon , Southwell and Wells which are in England .
The smallest '' cathedral cities '' are St. David 's and St Asaph 's which are both in Wales , and Ripon , Southwell and Wells which are in England .
Simplify this sentence: Some cathedral cities , such as St David 's in Wales and Wells in England , are quite small , and may not be known as cities in common parlance . Output: