メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.735295205656 35.4154867736123, 136.736615883765 35.4157534795478, 136.737689332204 35.4159820417024, 136.737605683324 35.416208499461, 136.737555209652 35.4164401091636, 136.736464475405 35.4162175404772, 136.735553260725 35.4160298624117, 136.735361372283 35.4160009744065, 136.735144978857 35.415953829445, 136.734425668256 35.4158010868342, 136.734206815757 35.4157479093744, 136.733840464082 35.4156579351126, 136.733919243996 35.415402520986, 136.733832172646 35.4153821040795, 136.733869786025 35.415232735841, 136.734683937406 35.4153827982271, 136.735076265069 35.4154496906317, 136.735295205656 35.4154867736123)) ^^http://www.opengis.net/ont/geosparql#wktLiteral