Ganghwa is a locality and its consensus geometry is derived from quattroshapes.
{"name:epo_x_preferred":["insulo Ganghŭa"],"name:ell_x_preferred":["Γκάγχουαντο"],"name:heb_x_preferred":["גנגואדו"],"name:jpn_x_preferred":["江華島"],"name:kor_x_variant":["강화군"],"geom:latitude":37.722935,"wof:name":"Ganghwa","name:ceb_x_preferred":["Ganghwado"],"wd:wordcount":248,"name:tha_x_preferred":["เกาะคังฮวา"],"name:ara_x_preferred":["جزيرة غانغهوا"],"name:zho_min_nan_x_preferred":["Kang-hoâ-tó"],"wof:geom_alt":["quattroshapes_pg"],"name:aze_x_preferred":["Kanxvado"],"name:hun_x_preferred":["Kanghvado"],"qs:id":0,"counts:concordances_total":3,"qs:adm0":"South Korea","geom:type":"Polygon","name:ces_x_preferred":["Kanghwado"],"wof:lastmodified":1730273269,"qs:a1":"*","wof:belongsto":[102191569,85632231,890476309,85673177,85673191],"name:rus_x_preferred":["Канхвадо"],"mps:latitude":37.722935,"name:ind_x_preferred":["Pulau Ganghwa"],"wof:repo":"whosonfirst-data-admin-kr","wof:country":"KR","name:nob_x_preferred":["Ganghwa"],"name:swe_x_preferred":["Ganghwado"],"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"KR","geom:bbox":"126.402849,37.713931,126.42552,37.731939","qs:loc_lc":"1843163","src:lbl_centroid":"mapshaper","name:fra_x_preferred":["Kanghwa"],"wof:geomhash":"3ebbedffe98cab431e0d40e1ee187b62","name:fas_x_preferred":["جزیره گانگوا"],"mz:is_ceased":0,"name:nan_x_preferred":["Kang-hoâ-tó"],"lbl:max_zoom":14,"src:population":"geonames","wof:placetype":"locality","name:zho_x_preferred":["江華島"],"gn:longitude":126.48556,"name:nor_x_preferred":["Ganghwa"],"wof:population":25535,"name:eus_x_preferred":["Ganghwa uhartea"],"qs:source":"Rquattroshapes","wof:concordances":{"gn:id":1843163,"qs_pg:id":137038,"wd:id":"Q494786"},"qs:a1r":"*","name:arz_x_preferred":["جزيرة جانجهوا"],"name:cat_x_preferred":["Kanghwa"],"src:geom_alt":["quattroshapes_pg"],"name:pol_x_preferred":["Ganghwa"],"name:fin_x_preferred":["Ganghwa"],"wof:tags":[],"wof:population_rank":7,"name:ido_x_preferred":["Ganghwa Insulo"],"wof:supersedes":[],"lbl:longitude":126.414184,"edtf:cessation":"uuuu","name:deu_x_preferred":["Ganghwa"],"gn:population":25535,"counts:names_total":45,"mz:is_current":-1,"name:vie_x_preferred":["Ganghwa"],"wof:hierarchy":[{"continent_id":102191569,"country_id":85632231,"county_id":890476309,"locality_id":102026437,"region_id":85673177},{"continent_id":102191569,"country_id":85632231,"county_id":890476309,"locality_id":102026437,"region_id":85673191}],"mz:min_zoom":9,"lbl:latitude":37.722935,"lbl:min_zoom":10,"name:por_x_preferred":["Ilha Ganghwa"],"geom:area":3.19E-4,"name:kor_x_preferred":["강화도"],"gn:latitude":37.74722,"name:jav_x_preferred":["Pulo Ganghwa"],"qs:loc":"Kanghwa","counts:names_preferred":41,"geom:area_square_m":3118485.420011,"counts:names_variant":4,"name:ukr_x_preferred":["Острів Канхва"],"name:spa_x_preferred":["Isla Ganghwa"],"name:eng_x_preferred":["Ganghwa"],"wof:superseded_by":[],"name:nld_x_preferred":["Ganghwa"],"qs:pop":0,"wof:placetype_id":102312317,"qs:la_lc":"*","qs:level":"locality","name:ita_x_preferred":["Ganghwa"],"mz:is_deprecated":0,"geom:longitude":126.414184,"wof:id":102026437,"name:ast_x_preferred":["Ganghwa"],"name:eng_x_variant":["Ganghwado","Ganghwa-gun"],"src:geom":"quattroshapes","name:ell_x_variant":["Γκάνγκουα"],"name:ace_x_preferred":["Pulau Ganghwa"],"counts:names_languages":41,"name:tur_x_preferred":["Ganghwa Adası"],"mps:longitude":126.414184,"name:glg_x_preferred":["Ganghwa"],"wof:parent_id":890476309,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"name:msa_x_preferred":["Pulau Ganghwa"]}