メタデータ名 S13121049004
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.0687500 31.4833333, 131.0750000 31.4833333, 131.0750000 31.4875000, 131.0687500 31.4875000, 131.0687500 31.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral