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 | boundary=administrative, place=island, place=islet, admin_level |
| Islands of the River Thames | boundary=administrative, place=island, place=islet, admin_level |