メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((127.7500000 26.4000000, 127.7562500 26.4000000, 127.7562500 26.4041667, 127.7500000 26.4041667, 127.7500000 26.4000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral