Proper noun
Llansteffan
A coastal village and community (served by Llansteffan and Llanybri Community Council) in Carmarthenshire, Wales (OS grid ref SN3510).
Its very length was a tribute to his stamina and skill: he had occupied the stage of Welsh politics for over fifty years, from his first appearance in his early 'teens, at the capture of Llansteffan castle in 1146, to his death in 1197. Source: Internet