メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.620465926787 34.9122668113285, 136.621281054424 34.9122494188419, 136.621419771115 34.912260614603, 136.621431018143 34.9124810068247, 136.621401882733 34.9125847593594, 136.621420410384 34.9128520203453, 136.621357351929 34.9128516376387, 136.621358663521 34.9130246093458, 136.62067056017 34.9130281141002, 136.620739784782 34.9133348405116, 136.620854314619 34.9133184808619, 136.620883394866 34.9135063123547, 136.62055914926 34.9134846507172, 136.619995918939 34.9134496243368, 136.619684988559 34.9133967615437, 136.619464051087 34.9133221010236, 136.61913042903 34.9131852578735, 136.618644037318 34.9129767153593, 136.61871850439 34.9108972900749, 136.619482620205 34.9110103954386, 136.62046620839 34.9111349156764, 136.620465926787 34.9122668113285)) ^^http://www.opengis.net/ont/geosparql#wktLiteral