メタデータ名 C2874
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.955047875866 35.291289478165, 136.955141959628 35.2925862903487, 136.952437541486 35.2929471583688, 136.952141741126 35.2917199970784, 136.952769022908 35.2916175863396, 136.953596891489 35.2914896794662, 136.955047875866 35.291289478165)) ^^http://www.opengis.net/ont/geosparql#wktLiteral