メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.017678169824 35.1986321873493, 137.018024149611 35.198891416077, 137.018583266679 35.199289710172, 137.018297992782 35.1997552763735, 137.017737723211 35.2006780387049, 137.017629448632 35.2008208641527, 137.01715771445 35.2006677438911, 137.016681139062 35.2005121522576, 137.016313686562 35.2002880326112, 137.015600784803 35.2000419308322, 137.01505460381 35.1998584282806, 137.015515319711 35.19942435811, 137.016117907245 35.1987860250769, 137.01647086505 35.1984174499743, 137.016848211554 35.1980160872687, 137.017678169824 35.1986321873493)) ^^http://www.opengis.net/ont/geosparql#wktLiteral