メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.8125000 32.6875000, 129.8187500 32.6875000, 129.8187500 32.6916667, 129.8125000 32.6916667, 129.8125000 32.6875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral