メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.931755139835 35.488069460262, 136.932714560248 35.4883966987117, 136.932761318586 35.4889003690631, 136.932823164131 35.4894501240541, 136.931370795908 35.4891472781846, 136.931266140691 35.4888079278693, 136.931092650944 35.4883130246134, 136.931076526271 35.4882549664619, 136.931042179096 35.4881496554942, 136.930991127504 35.4880445238047, 136.930942000817 35.4879735493786, 136.930907114854 35.4879418977239, 136.930875410827 35.4879120478236, 136.930830262897 35.4878644261187, 136.930973085942 35.4878469931026, 136.931065637761 35.4878335471117, 136.931755139835 35.488069460262)) ^^http://www.opengis.net/ont/geosparql#wktLiteral