メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.681164138358 34.7724626537948, 133.681518658945 34.7725842764296, 133.681504668419 34.7727299905356, 133.681434855222 34.7728545605386, 133.681027480771 34.7738751657083, 133.680765046167 34.7739760286844, 133.680269222051 34.7739847889449, 133.67989799104 34.7739146282839, 133.679802219802 34.7738345307836, 133.679707385102 34.7736409051617, 133.679756036598 34.7727093807642, 133.679963108221 34.7726423123141, 133.680390500001 34.7725762804386, 133.680622053174 34.7728957190738, 133.681164138358 34.7724626537948)) ^^http://www.opengis.net/ont/geosparql#wktLiteral