メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.0687500 34.8833333, 133.0750000 34.8833333, 133.0750000 34.8875000, 133.0687500 34.8875000, 133.0687500 34.8833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral