メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.451691079802 39.3761820316329, 140.451540642396 39.3760930767647, 140.451033276918 39.376000065845, 140.450326970834 39.3759463713581, 140.450095417521 39.3758885356413, 140.446714245488 39.3750382748799, 140.446619284341 39.3749124092502, 140.446628407131 39.373924926074, 140.447818948149 39.3742599202144, 140.449215604051 39.3745841800304, 140.449417755008 39.3746334063468, 140.450057933755 39.374669716295, 140.451272353971 39.3746794067581, 140.451761755609 39.3746895964082, 140.451841633701 39.374889654532, 140.451975376451 39.3753381740841, 140.452142168006 39.3757953168505, 140.452097421154 39.375903618689, 140.45197917522 39.3759888787339, 140.451691079802 39.3761820316329)) ^^http://www.opengis.net/ont/geosparql#wktLiteral