メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.219485264975 36.7412270922485, 137.219370383061 36.7416723261254, 137.219281418843 36.7419772250324, 137.218821169167 36.7427364064407, 137.21573007464 36.742079429696, 137.215649989266 36.7420655898505, 137.214869853163 36.7420144982619, 137.214698891287 36.7420093534677, 137.214673588548 36.7413449360714, 137.214759907835 36.7405655016006, 137.215018350611 36.7383838528178, 137.215750565386 36.7384167238977, 137.215824895657 36.7384200034694, 137.216626416641 36.7384198213189, 137.217282152459 36.7385130535596, 137.218164436406 36.7386040752705, 137.220063214671 36.7388182885909, 137.219485264975 36.7412270922485)) ^^http://www.opengis.net/ont/geosparql#wktLiteral