メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.126175433029 35.3314421297857, 137.126075653683 35.3315988569104, 137.126117171847 35.3316372523741, 137.126396625843 35.3318993981321, 137.12606541201 35.3321569600026, 137.125910238807 35.3323096530895, 137.125713562658 35.3325434588613, 137.124865562086 35.3320797652998, 137.125220125817 35.3315959446081, 137.125302079429 35.331520410034, 137.125341971067 35.3314857756656, 137.125678379574 35.3312385694861, 137.125771954385 35.3313183228456, 137.125930160041 35.3311961944236, 137.125957329447 35.331218669316, 137.126196357657 35.3314160104087, 137.126175433029 35.3314421297857)) ^^http://www.opengis.net/ont/geosparql#wktLiteral