メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.159430054292 35.0733886802911, 137.160144390757 35.0734382458784, 137.160264596716 35.0758964022064, 137.159582491636 35.0759158616358, 137.158932114753 35.0759345342058, 137.157682052798 35.0759523648654, 137.157354064618 35.0759421877629, 137.156967861391 35.0758624920246, 137.15697222996 35.0758412245066, 137.1570716991 35.0752446559373, 137.157091645896 35.0751024672735, 137.157179300232 35.0750971955265, 137.157394120617 35.0750775704599, 137.157470731296 35.0749251772423, 137.157739171007 35.0743909533482, 137.157930436946 35.0739812350256, 137.157974629476 35.0738941935213, 137.158205744993 35.0734387014531, 137.158248523335 35.0733459553207, 137.158257231011 35.0733270815853, 137.158553183659 35.073336479156, 137.159131614178 35.0733821025768, 137.159430054292 35.0733886802911)) ^^http://www.opengis.net/ont/geosparql#wktLiteral