メタデータ名 C37422-19890201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4062500 35.4333333, 137.4125000 35.4333333, 137.4125000 35.4375000, 137.4062500 35.4375000, 137.4062500 35.4333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral