メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.030744359454 37.7611116148744, 139.030747557037 37.7615594413747, 139.030755509176 37.7616548588613, 139.030783829816 37.7619950106329, 139.030811765435 37.7623307995332, 139.030812204158 37.7623362884327, 139.030844505613 37.7626626256571, 139.029633891938 37.7627891506541, 139.029656187271 37.7629502499688, 139.029672826893 37.7630704067062, 139.029689609522 37.7631918296449, 139.029739029625 37.7634947190886, 139.029525073475 37.7635135611392, 139.029339028473 37.7635298842383, 139.028693552912 37.7635845932134, 139.028613452913 37.7629014366492, 139.028557584231 37.7625577465834, 139.028530140219 37.7623890691597, 139.028446956992 37.7618765586629, 139.028444227832 37.7618606623392, 139.028333981006 37.7611827116447, 139.028278071879 37.7608388797402, 139.02904846862 37.7607608051096, 139.030360620583 37.7606279134621, 139.03056480278 37.7606072845658, 139.030869904528 37.7605764854959, 139.030781447396 37.7607111936712, 139.030752084498 37.7608521120597, 139.030744082236 37.7610727600781, 139.030744359454 37.7611116148744)) ^^http://www.opengis.net/ont/geosparql#wktLiteral