メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.06479914972 35.2211099099912, 137.064794860499 35.2211180760232, 137.064721025 35.2212275931578, 137.064559985128 35.2214857019992, 137.064492693738 35.2215859290186, 137.06429460577 35.2219118955392, 137.064066040681 35.2222657945835, 137.064065095345 35.222267272124, 137.064051603496 35.222255852109, 137.063131813304 35.221477086506, 137.061687143544 35.2202239701501, 137.062183084755 35.2198568581506, 137.062579931224 35.2195418449211, 137.063114355852 35.2199913995658, 137.063405411527 35.2202208110781, 137.063752869533 35.2204678759745, 137.064196407455 35.2207636142576, 137.064658973589 35.2210347190829, 137.064797521652 35.2211091342828, 137.06479914972 35.2211099099912)) ^^http://www.opengis.net/ont/geosparql#wktLiteral