メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.019686081427 35.2001140184603, 137.02075122853 35.2009365101937, 137.020316479236 35.2013369707472, 137.020553595668 35.2015273999929, 137.020120342067 35.2027477250837, 137.019910962692 35.2033374693275, 137.019781853254 35.2037063950871, 137.019047187177 35.2034042304367, 137.018227830261 35.2030430839043, 137.016769632107 35.2027028287277, 137.016942203155 35.2019734645717, 137.017629448632 35.2008208641527, 137.017737723211 35.2006780387049, 137.018297992782 35.1997552763735, 137.018583266679 35.199289710172, 137.019686081427 35.2001140184603)) ^^http://www.opengis.net/ont/geosparql#wktLiteral