メタデータ名 S182013000
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.2937500 36.2166667, 136.3000000 36.2166667, 136.3000000 36.2208334, 136.2937500 36.2208334, 136.2937500 36.2166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral