メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.80832758254 35.2849793226978, 136.808577302139 35.2861156318178, 136.808626934955 35.2863693716276, 136.808234684554 35.2864915179518, 136.807755191311 35.2866330519316, 136.807513691504 35.2866343761765, 136.807493680141 35.2866343166294, 136.807019841138 35.2866724831989, 136.807037578962 35.2864597176424, 136.80708202871 35.2862128775045, 136.807159586704 35.2858266279565, 136.807314998903 35.2854788498601, 136.807553302688 35.2851335005001, 136.807707654594 35.2848980437167, 136.807888412612 35.2845765370346, 136.807976731245 35.2843284882579, 136.808077179072 35.2839985739734, 136.80832758254 35.2849793226978)) ^^http://www.opengis.net/ont/geosparql#wktLiteral