メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.289369671844 35.2919356186652, 136.288897048815 35.2919506150668, 136.286310527911 35.2920033472315, 136.286046179698 35.2920677716462, 136.28215715477 35.2922082962829, 136.281854576077 35.2901844727382, 136.282277455236 35.2901575128649, 136.282964694115 35.2901386027276, 136.283355798443 35.2900943179343, 136.283789363218 35.2901019757414, 136.284332737195 35.2901333916543, 136.287011078892 35.2904015499292, 136.287732933903 35.2910160457037, 136.288597923926 35.2917523103976, 136.289110907814 35.2918732764313, 136.289369671844 35.2919356186652)) ^^http://www.opengis.net/ont/geosparql#wktLiteral