メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.13738820027 34.647834330454, 135.137871192665 34.6481466609556, 135.138038539283 34.6482492262397, 135.138083222373 34.648278511458, 135.138151063775 34.6483228553006, 135.137874984681 34.6485387834038, 135.137780325463 34.6486205428229, 135.137327008409 34.6491216094819, 135.136973246698 34.6489188563607, 135.136394591734 34.6485846161367, 135.136249170843 34.6484931726049, 135.136441023005 34.6483093558216, 135.13680022585 34.647946390498, 135.137097273323 34.6476424312283, 135.13738820027 34.647834330454)) ^^http://www.opengis.net/ont/geosparql#wktLiteral