メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.875145390932 43.0101142115868, 142.875051785422 43.0100600057505, 142.874351894663 43.0096421938555, 142.874390888043 43.0096080820587, 142.875308931004 43.0088160931159, 142.876107507618 43.0092601562193, 142.876284416255 43.009368762799, 142.876307706153 43.0093830534773, 142.876411614938 43.0094468370387, 142.875810768819 43.0099493172775, 142.875635385433 43.0098399976676, 142.875260205163 43.0101806796953, 142.875145390932 43.0101142115868)) ^^http://www.opengis.net/ont/geosparql#wktLiteral