メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.103739816381 35.2255829101117, 137.10378037069 35.2258077939014, 137.103793301532 35.2258447734591, 137.103152636337 35.2259628841518, 137.103165542505 35.2260262014918, 137.10299278624 35.2259764603634, 137.102864723041 35.2264042854172, 137.102590661393 35.2263384321535, 137.102553880357 35.2263293980622, 137.102531324883 35.2257838150134, 137.102517826713 35.2255636634768, 137.102505665959 35.2253401323235, 137.102713307493 35.225309891819, 137.102873711197 35.2252172309635, 137.103118949088 35.2250777829394, 137.103243344468 35.2250314407614, 137.103434043312 35.224970414525, 137.103621137673 35.2249266401803, 137.103739816381 35.2255829101117)) ^^http://www.opengis.net/ont/geosparql#wktLiteral