メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.723996700788 32.7681333541993, 130.723670485676 32.7681523118698, 130.723475410356 32.768134656691, 130.722807350332 32.7680433925466, 130.722737555767 32.7680161671656, 130.722697045669 32.7679299645901, 130.722592188289 32.7679420457268, 130.722550776122 32.7681461654826, 130.721569660056 32.7680529517955, 130.72158751977 32.7679348925136, 130.721601536537 32.7676384522393, 130.72164786799 32.7671012180329, 130.721924168203 32.7671902498142, 130.722585221245 32.7673337995143, 130.723544927552 32.7675790499328, 130.724278802907 32.7678375893445, 130.723996700788 32.7681333541993)) ^^http://www.opengis.net/ont/geosparql#wktLiteral