メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.172964556776 34.6684634353957, 135.172222216658 34.6686961802481, 135.172034943416 34.6679785367357, 135.171828693646 34.6672722923946, 135.172586143648 34.667185934996, 135.172652855663 34.6674192979657, 135.172659483567 34.6674424934759, 135.172675652208 34.667499007029, 135.172766756616 34.6677841777801, 135.172820090173 34.6679673470979, 135.17283007226 34.6680017880371, 135.172830865177 34.6680044590802, 135.172875719902 34.668158106384, 135.172883050065 34.6681834101174, 135.172919078989 34.6683071159212, 135.172935943008 34.6683650327525, 135.172937974356 34.6683719205166, 135.172964556776 34.6684634353957)) ^^http://www.opengis.net/ont/geosparql#wktLiteral