メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.695258010111 32.7966506507016, 130.695354709808 32.7968579827079, 130.694961045759 32.7969830011899, 130.694940882974 32.7969333360661, 130.69487984118 32.7969408149174, 130.694866422588 32.7969006945594, 130.694798569328 32.7969177205161, 130.694749224075 32.7968030611495, 130.694927960789 32.7967481356209, 130.694811383915 32.7964691744536, 130.695261732416 32.7962927391933, 130.695309228076 32.7962833074913, 130.695336173985 32.7963311041811, 130.695482028063 32.7965867797271, 130.695258010111 32.7966506507016)) ^^http://www.opengis.net/ont/geosparql#wktLiteral