OSM tag name=Formosa Island matches Formosa Island in these Wikidata fields:
OSM tag name=Formosa Island matches Formosa Island, Berkshire in these Wikidata fields:
| Islands of Berkshire | place=islet, place=island, boundary=administrative, admin_level |
| Islands of the River Thames | place=islet, place=island, boundary=administrative, admin_level |