メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.557326197481 33.4776082727112, 129.556956774455 33.4777925139218, 129.556929423326 33.477743989, 129.556810464013 33.4775329143604, 129.556298853722 33.4774015488855, 129.5563407226 33.4772264370354, 129.556364166372 33.477069367413, 129.556357114742 33.4769443632879, 129.556327259718 33.476818314206, 129.556331786215 33.4767787561349, 129.556531073392 33.4768294613729, 129.556660447767 33.4767914675119, 129.556716311337 33.4767871812843, 129.557039461102 33.4768057407739, 129.557036237385 33.4769469513651, 129.557082048746 33.4775268765265, 129.557326197481 33.4776082727112)) ^^http://www.opengis.net/ont/geosparql#wktLiteral