メタデータ名 S313710250
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.1437500 42.8541667, 143.1500000 42.8541667, 143.1500000 42.8583333, 143.1437500 42.8583333, 143.1437500 42.8541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral