メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.97138554117 35.2399998207318, 136.970933278272 35.2403593257978, 136.971687208868 35.2410203124181, 136.971863738483 35.2411748886587, 136.972109712309 35.2413846476313, 136.971680144179 35.2417470067915, 136.971271644563 35.2420647555266, 136.971102760105 35.2421839022884, 136.970860409137 35.2423504584086, 136.970380487545 35.2427184309679, 136.969888482659 35.2430852543037, 136.969366342635 35.2434691345397, 136.968906881431 35.2438018535781, 136.9684369155 35.244164408526, 136.968024432777 35.2444587543691, 136.967460500942 35.2448724768911, 136.965810313329 35.2433103701575, 136.966288253481 35.2428420761017, 136.966650488901 35.2425227933566, 136.967086725747 35.24214849921, 136.967939825936 35.2413487456575, 136.968386605212 35.2409580530967, 136.968835153635 35.2405356733456, 136.969478579198 35.2399709518637, 136.969934359792 35.2395608998093, 136.970304258567 35.2392195697883, 136.97138554117 35.2399998207318)) ^^http://www.opengis.net/ont/geosparql#wktLiteral