メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.637014787759 37.9999950893237, 140.636911448433 38.0000254650397, 140.636511273711 38.0001644429961, 140.636486051907 38.0001900216329, 140.63647671292 38.0002306905184, 140.636448014855 38.0006159523057, 140.636121550349 38.0006596052499, 140.635807290468 37.9998274978938, 140.635760441363 37.9997490054759, 140.635374205757 37.9992291617658, 140.635760968595 37.9988249390711, 140.635850445667 37.9987721578827, 140.635880827615 37.9987541896706, 140.637014787759 37.9999950893237)) ^^http://www.opengis.net/ont/geosparql#wktLiteral