OSM tag name=Gwndwn Gwinau Isa matches Gwndwn Gwinau Isa in these Wikidata fields:
OSM tag name:cy=Gwndwn Gwinau Isa matches Gwndwn Gwinau Isa in these Wikidata fields:
OSM tag name=Gwndwn Gwinau Isa matches Gwndwn-Gwinau-Isa in these Wikidata fields:
OSM tag name:cy=Gwndwn Gwinau Isa matches Gwndwn-Gwinau-Isa in these Wikidata fields: