メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.800067643084 38.0609962804937, 140.800115619588 38.061001361677, 140.800309465433 38.0609909958192, 140.800625141303 38.0609744663875, 140.801147307847 38.0609467279217, 140.801803610551 38.0609121221165, 140.802452274978 38.0608779333555, 140.802540252147 38.0619589093567, 140.801890324043 38.0619921140756, 140.80125247537 38.0620247543142, 140.8007055672 38.0620554444755, 140.800159001533 38.0620862727794, 140.799110426266 38.0621452589988, 140.798736574545 38.0617907957132, 140.798281055745 38.061359015261, 140.797635435419 38.0607468320826, 140.800067643084 38.0609962804937)) ^^http://www.opengis.net/ont/geosparql#wktLiteral