メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.176047681362 37.7442491659505, 139.175830854317 37.7443419175048, 139.174943994697 37.7448590336691, 139.174561039497 37.745054242859, 139.174156962868 37.7452566084515, 139.173795356859 37.7454453568621, 139.173521887028 37.7455440603916, 139.172587133344 37.745714396188, 139.172426137235 37.7457375587327, 139.1726179486 37.7451730411041, 139.172963933393 37.7441852875493, 139.17309755299 37.7437779355289, 139.174272776007 37.7435338555337, 139.174646131263 37.7434830084224, 139.174880740429 37.7433960679734, 139.17518387431 37.7433436495736, 139.175518414527 37.7433575014292, 139.175565676046 37.7434027074491, 139.175665675959 37.7433939657089, 139.175799982077 37.7433461766316, 139.176033728129 37.7432231975456, 139.176398729514 37.7439485422529, 139.176380649166 37.7439634318785, 139.176228656388 37.7441718199698, 139.176047681362 37.7442491659505)) ^^http://www.opengis.net/ont/geosparql#wktLiteral