メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.361495153834 43.0383150886337, 141.362035585416 43.038856323024, 141.362382848615 43.0391965304576, 141.361630304411 43.0395811662776, 141.360865359042 43.0399673174645, 141.359568402849 43.0405160104501, 141.358756841177 43.0410740935674, 141.358693327874 43.0409508018023, 141.358333555142 43.0403760746744, 141.358189409292 43.0401201451527, 141.358185763848 43.0401136468189, 141.357754261376 43.0393351039677, 141.357826089919 43.0393076023094, 141.359184186003 43.0386008863145, 141.359482656162 43.0384418006097, 141.359999106411 43.0381463511469, 141.360544713112 43.0378655257892, 141.36089006586 43.0376837493143, 141.361495153834 43.0383150886337)) ^^http://www.opengis.net/ont/geosparql#wktLiteral