For Rhondda, Wales
Wikidata Q1859627 Rhondda, former coalmining area in South Wales: coordinate location 51.615938888, -3.417522222
Parent of Dinas, Rhondda (#2283) and Porth was pinned in Gwynedd (53.18,-4.26); the earlier candidate Rhondda Cynon Taf is the larger principal area, a different entity.