メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.762573621775 37.1312718901082, 138.762501406921 37.131295914991, 138.762339399552 37.1313148585302, 138.762208242222 37.1313243026035, 138.762115897078 37.131400255123, 138.761828573575 37.131445664885, 138.761470466737 37.1314841188904, 138.761424519315 37.1314890773085, 138.761150041724 37.1315183363686, 138.761084100443 37.1313225642309, 138.761341781254 37.1312674358674, 138.761285864896 37.1310467912671, 138.761252503172 37.1308625479226, 138.761018937505 37.1308914913396, 138.760995825307 37.130738596077, 138.76130222107 37.1306977216378, 138.761504802496 37.130633845765, 138.761485981769 37.130581652727, 138.761821281134 37.1304707374387, 138.76194437693 37.13045103536, 138.762089673307 37.1304507133584, 138.762198605687 37.1304289302293, 138.762278427525 37.1305194953533, 138.76262407845 37.130534427014, 138.76259885793 37.1306208621474, 138.762591502994 37.1307687844678, 138.762611853162 37.1309699379205, 138.762593033595 37.1312089811289, 138.762573621775 37.1312718901082)) ^^http://www.opengis.net/ont/geosparql#wktLiteral