メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.67191112392 35.0636881235148, 136.67066607294 35.063943539217, 136.669320374367 35.0642203430379, 136.669048994661 35.064279658537, 136.66879339564 35.0643309276444, 136.668656212513 35.0643191478855, 136.668494253386 35.064105665777, 136.669160267995 35.0638983962227, 136.669021345141 35.0636004181008, 136.669481950081 35.0634391399182, 136.66956336981 35.0636389105116, 136.670455634545 35.0633749613762, 136.671658088086 35.063043794563, 136.672529753607 35.0628283977186, 136.672766235422 35.0635004237984, 136.672590281711 35.0635497104148, 136.67191112392 35.0636881235148)) ^^http://www.opengis.net/ont/geosparql#wktLiteral