メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.16223808862 37.6749236582926, 139.158135035899 37.6772243348878, 139.157964990687 37.6770646452914, 139.157279046506 37.6763441150169, 139.156559709863 37.6756167252847, 139.157187958619 37.6754155520013, 139.15762980583 37.6752286495194, 139.157838670737 37.6751763773736, 139.158110973435 37.6750364578434, 139.158448720822 37.6747908607687, 139.158708430861 37.6746345397226, 139.158993536426 37.6745308704487, 139.159418404674 37.6742977379477, 139.160433920232 37.6737210129396, 139.160748247441 37.6735874735587, 139.161504325499 37.6734579339171, 139.161529196637 37.6735957699887, 139.161725790327 37.6739677581418, 139.161809049797 37.6741182173357, 139.161708956639 37.6743260210206, 139.161684073761 37.6745058070941, 139.162030512015 37.6744973889006, 139.16214479698 37.6745163154869, 139.162218629815 37.6745677114437, 139.16223808862 37.6749236582926)) ^^http://www.opengis.net/ont/geosparql#wktLiteral