メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.308441252251 31.8318222483284, 130.30961364239 31.8329774964314, 130.31102816538 31.8343905224584, 130.312369616133 31.8357529667637, 130.311899765523 31.836109638217, 130.311256275374 31.8365689464015, 130.310224723013 31.8373053133267, 130.309791840485 31.8369533355922, 130.309762834307 31.8369304898255, 130.309360031975 31.8366127055692, 130.308916532052 31.8362627788178, 130.308600832272 31.836024804916, 130.308457922287 31.8359141780022, 130.308384189459 31.8358570559448, 130.308252046986 31.8357303513723, 130.308166333168 31.8355866368677, 130.308132765429 31.835489428853, 130.308121010266 31.8354554730221, 130.30808181542 31.8352774145053, 130.308054308974 31.8350870896308, 130.308042369354 31.8348621116434, 130.308025152312 31.8345373314798, 130.307965615079 31.8339886759699, 130.30798054115 31.8339793864144, 130.307917459099 31.8333694801759, 130.307881664476 31.8330236014817, 130.307833429345 31.8323156944594, 130.307829592216 31.8322824860907, 130.307787231251 31.8319152919657, 130.307725298647 31.8316876461451, 130.307609356734 31.8313264628676, 130.307499191855 31.8308550392473, 130.307702998135 31.831054639263, 130.308441252251 31.8318222483284)) ^^http://www.opengis.net/ont/geosparql#wktLiteral