メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((128.765496965001 32.6123380247499, 128.765437518286 32.6124207791391, 128.765397077262 32.6124700740539, 128.765311474845 32.6125243876596, 128.76519196991 32.6125611732888, 128.765061978977 32.6126180821812, 128.765020966465 32.6126351399147, 128.764952854149 32.6126376312186, 128.764891506625 32.6126372734149, 128.764857224083 32.6126659244597, 128.764819851612 32.6127269318874, 128.764746698754 32.6128469467445, 128.764699547767 32.612932626784, 128.764691787418 32.6127718745784, 128.764688153036 32.6122995957586, 128.764694263302 32.6122239633385, 128.764750344098 32.612237324516, 128.764918039108 32.6122726845805, 128.765001918182 32.6122968817103, 128.765042094473 32.6122801717198, 128.765098334431 32.6122534099172, 128.765162031006 32.6122413813035, 128.765496965001 32.6123380247499)) ^^http://www.opengis.net/ont/geosparql#wktLiteral