メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.95685942604 37.8111863926862, 140.955880441922 37.8108934590754, 140.955774515249 37.8109058708967, 140.955353215882 37.8111203513697, 140.955185467527 37.8111985334597, 140.954988136639 37.8112273009182, 140.954792499721 37.8112156472219, 140.954564859642 37.8111527708897, 140.954263989373 37.8110408946275, 140.954005487492 37.8108556910051, 140.953704129311 37.810705525217, 140.954609677056 37.8086949911976, 140.955810983996 37.8090127079184, 140.956116465122 37.809113131354, 140.956862217167 37.8092974894127, 140.956701692966 37.8098463806755, 140.956494530304 37.8105028528815, 140.95685942604 37.8111863926862)) ^^http://www.opengis.net/ont/geosparql#wktLiteral