メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.958562358224 34.669175906523, 134.958015153429 34.6694620086043, 134.95799054484 34.6694374845078, 134.958003581722 34.6693800858813, 134.957992513537 34.6692459012077, 134.957983096654 34.6691046644222, 134.957768794265 34.6691333799751, 134.957696805038 34.6691448799547, 134.956874430189 34.6685404550327, 134.957436759875 34.6680497474492, 134.957861100936 34.667613840957, 134.95863523184 34.6683261286527, 134.958798726526 34.6684613562079, 134.958245302928 34.6688889176455, 134.958562358224 34.669175906523)) ^^http://www.opengis.net/ont/geosparql#wktLiteral